Giải giúp em câu 21 - 25 với

21. Titanic is a/an _______film, which was directed by James Cameron.

A. sci-fi

B. thriller

C. horror

D. romantic

22. How about ________ a film?

A. see

B. to see

C. seeing

D. to seeing

23. Always look _______ where you go.

A. carelessly

B. careful

C. careless

D. carefully

24. I _________ a tricycle when I was a child.

A. used to ride

B. use to ride

C. used to riding

D. used ride

25. How do you think about my new book? – I find it_______.

A. excited

B. excite

C. excitingly

D. exciting