We were all ________ favor of this plan after we discussed for about two hours.
A. at B. in C. to D. on
Frank looks very worried today. There must be ________ wrong with him.
A. anything B. nothingC. something D. everything
As students, we should work hard and do ________ best to realize our dreams.
A. us B. our 
C. ours D. ourselves
Some naughty boys like to play ________ trick on their classmates on April Fool’s Day.
A. a B. an C. the D. /
Which of the following underlined parts is different in pronunciation from the others?
A. Please focus your attention on your papers, boys and girls.
B. She likes to show off her new clothes in front of her friends.
C. I think she should improve her learning methods.
D. The boy picked a hole in his new sweater.
She is so helpful that she is always ready to help people in trouble. Which of the following is correct for the underlined word in the sentence?
A. /'tr37bl/ B. /'tra7bl/ C. /'trKbl/ D. /'trbl/
