Bài tập tiếng Anh 8 Global Success Unit 12

Bài tập tiếng Anh lớp 8 unit 12 Life on other planets có đáp án

Nằm trong bộ tài liệu Bài tập tiếng Anh lớp 8 Global Success từng Unit năm 2025 - 2026, Bộ bài tập tiếng Anh 8 Global Success unit 12 có đáp án tổng hợp nhiều dạng bài tập trắc nghiệm + tự luận tiếng Anh lớp 8 sách mới khác nhau được biên soạn bám sát chương trình học unit 12 lớp 8 giúp các em kiểm tra kiến thức hiệu quả.

Mark A, B, C or D on your sheet to indicate the word whose underlined part is differs from the others

1. A. bury	B. dump	C. rubbish	D. instruct
2. A. ought	B. bought	C. brought	D. drought
3. A. wicked	B. used	C. played	D. learned
4. A. temperature	B. correct	C. professor	D. system
5. A. alien	B. happen	C. imaginary	D. character

Choose the word with a different stress pattern from the others

1. A. commander	B. galaxy	C. gravity	D. telescope
2. A. spaceship	B. account	C. future	D. platform
3. A. condition	B. gravity	C. galaxy	D. following
4. A. creature	B. soldier	C. explore	D. future
5. A. possibility	B. nationality	C. bibliography	D. communication

Fill in the blanks with the correct form of verbs

1. The gravity of the Earth makes thing (fall) __________ to the ground when we (drop) __________ them.

2. I asked my teacher what food spacemen usually (eat) __________ when they (travel) __________ in a spacecraft.

3. My mother asked me what I (do) __________then.

4. Astronomers are concerned about light pollution because they have difficulty in (view) __________ outer space.

5. Jack asked his teacher what the weather (be) __________ on Uranus.

Complete the correct answer A, B, C or D.

1. Besides Earth, Mars is the most _________ planet in our solar system.

A. natural

B. habitable

C. appropriate

D. friendly

2. The young scientist was over the ________ when he saw that modern telescope.

A.Mars

B. sun

C. Jupiter

D. moon

3. The planets in the solar system are named __________ the Roman Gods.

A.after

B. before

C. to

D. according

4. Young people ______ obey the pilots when visiting the Moon.

A. must

B. may

C. will

D. mustn't

5. If he ______ the truth about Mars, the police wouldn’t arrest him.

A. tells

B. had told

C. told

D. would tell

6. They canceled the trip to Mars_____________it rained heavily.

A. because of

B. because

C. although

D. in spite of

7. You should have a________ check your water pipes monthly.

A. doctor

B. plumber

C. policeman

D. teacher

8. Mary wanted to know who ________.

A.was the first to step on the moon

B.the first was step on the moon

C. step on the moon was the first

D. the first to step on the moon

Choose the word(s) CLOSEST in meaning to the underlined words in each of the following sentences.

1. Anna said that she wanted to have a telescope to observe the distant stars at night.

A. stare

B. see

C. look

D. watch

2. Yuri Alekseyevich Gagarin was a Soviet pilot and spaceman who became the first human to journey into outer space.

A. astronaut

B. driver

C. guider

D. weatherman

Choose the word(s) OPPOSITE in meaning to the underlined words in each of the following sentences.

1. Mars is one of the most promising planets for life in our solar system.

A. disappointing

B. encouraging

C. hopeful

D. positive

2. Emma thinks language tools will play an important role in human communication in 20 years.

A.trivial

B. essential

C. great

D. vital

Choose the correct answer A, B, C, or D.

The temperature on Mars is very cold, so all the water on (1) _________ surface is ice.Many scientists think that there is water in the soil or even in underground rivers. There may be life on Mars, too. At the moment, robots (2) _________ the Earth are exploring Mars and looking for life.

Europa is one of Jupiter's moons and it's covered in ice. Although the surface is very cold, scientists think it's warmer inside. There may be oceans under the ice and bacteria or other (3) _________ things in the oceans. One day people will send robots toexplore this planet to look for life.

Titan is the largest moon in Saturn. It is the only moon in the solar (4) _________ withatmosphere. It has rivers, lakes, rain and clouds. These are made of chemicals called hydrocarbons, and scientists think that there is water under the surface of Titan, too. Living things are made of hydrocarbons and water. One day we will (5) _________ life on Titan.

(Adapted from Oxford Read & Discover)

1. A. it B. its C. their D. the

2. A. in B. on C. from D. to

3. A. living B. alive C. lively D. live

4. A. body B. organisation C. space D. system

5. A. save B. discover C. learn D. explain

Read the following passage and decide if the statements are true (T) or false (F).

Astronomers and other scientists constantly research and explore space. One of the most intriguing questions they hope to answer one day is whether life exists on other planets. Despite a lot of research in outer space, scientists have not yet been able to find evidence of life forms on any other planet other than Earth.

Earth is very hospitable, which makes living here easy. Earth has water, which living creatures need to survive. Earth also has an atmosphere that is neither too hot, nor too cold. Its distance from the sun provides Earth's inhabitants with the proper amount of warmth, sunlight and energy. Although there may be other planets that have some of Earth's hospitable features, so far scientists have not found any with all of the features they believe necessary to sustain life. Earth remains one of a kind!

1. Scientists haven’t done much research to find life forms on other planets.

2. Earth’s temperate atmosphere makes it accommodative to life forms.

3. Earth’s distance from the Sun allows it to receive just enough heat.

4. No other planets have any of Earth’s life-sustaining features.

5. Earth is still the only planet with all necessary conditions for life.

Rewrite each sentence as indirect speech.

1. Mr. Smith said: “Where are you going on your vacation this year?”

Mr. Smith asked …………………………………………………….

2. She said: “Did the mechanic finish repairing your car?”

She asked ……………………………………………………………

3. She said: “Why has David been looking so miserable lately?”

She asked …………………………………………………………..

4. I asked my friend: “Was anyone hurt in the car accident last month?”

I asked my friend ……………………………………………………

5. She asked me: “How old are you now?”

She asked me …………………………………………………………

6. He said to her: “Have you been to town today?”

He asked her ………………………………………………………….

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is closest in meaning to the original sentence in each of the following questions.

1: “I think there are 9 planets in the solar system” David said.

A. David thought there are 9 planets in the solar system.

B. David thought there were 9 planets in the solar system

C. David said he thought there are 9 planets in the solar system

D. David said to be have 9 planets in the solar system

2: “Will aliens be friendly to people on Earth?” Nick asked his father.

A. Nick asked his father if would aliens be friendly to people on Earth

B. Nick asked his father whether aliens be friendly to people on Earth

C. Nick asked his father if aliens would friendly to people on Earth

D. Nick asked his father will aliens be friendly to people on Earth

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that is made from the given cues in each of the following questions.

1: Mary/ asked/ John/ he/ finish/ his homework.

A. Mary asked John if he had finished his homework.

B. Mary asked to John if he finished his homework.

C. Mary asked John if he finish his homework.

D. Mary asked John he has finished his homework.

2: Peter/ wanted to know/ Anna/ she/ enjoy/ reading books.

A. Peter wanted to know Anna whether she enjoyed reading books.

B. Peter wanted to know if Anna enjoys reading books.

C. Peter wanted to know if Anna enjoy reading books.

D. Peter wanted to know did Anna enjoy reading books.

Four phrases/ sentences have been removed from the text below. For each question, mark the letter A, B, C or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks.

The moon very likely has a very small core, just 1 to 2 percent of the moon’s mass and roughly 420 miles (680 km) wide. (1) ______, but may also contain large amounts of sulphur and other elements.

Its rocky mantle is about 825 miles thick and made up of dense rocks rich in iron and magnesium. Magmas in the mantle made their way to the surface in the past and erupted volcanically for more than a billions years – (2) _____.

The crust on top averages some 42 miles deep. The outermost part of the crust is broken and jumbled due to all the large impacts it has received, (3) _____. Beneath its surface, the Moon’s core is believed to be partially molten, extending about 250 miles (400 km) in radius. This core is made up of iron, with small amounts of sulfur and nickel. Despite its small size, the Moon’s core plays a significant role in generating its weak magnetic field. Scientists theorize that the Moon once had a stronger magnetic field billions of years ago, but over time, as the Moon cooled, (4) ____. This decline in activity also impacted its geological features, making the Moon geologically inactive today compared to its volcanic past.

A - its magnetic activity diminished

B – It likely consists mostly of iron

C – from at least four billion years ago to fewer than three billion years past.

D – a shattered zone that gives way to intact material below a depth of 6 miles.

1 - ________ 2 - _________ 3 - ___________ 4 - _________

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