Make the correct choice.
5. Many plants and endangered species are now endangering of _______.
6. A lot of different conservation efforts have been made to________endangered species.
7. The raw sewage needs to be ________ treated.
8. More and more people __________ of food poisoning nowadays.
9. You ________ ask a woman about her age. It’s not polite.
10. Pay attention ________ all traffic signs when you are travelling in the street.
11. Their plans were canceled _______ of a bad storm.
12. I’ll lend you the money and you ________ pay me back till next month.
13. The twins used to play rugby when they were four year old, ________ ?
14. You would rather _________ talking in class so as not to make your teacher angry.
15. Tell her that she ________ be here by six. I insist on it.
16. He hurried _________ he wouldn’t be late for class.
17. There’s _______ university in my neighborhood.
18. “Can I help you?” _ “ ___________”.
19. Nam:“ Hello! My name is Nam. Nice to meet you” - Mai: “ Hello__________”
20. My father__________you met yesterday, wants to speak to you.
21. I have never talked to the headmaster before.
22. I don’t remember the man. You met him at the canteen last week.
23. I did not come to your party due to the rain.
