30.__________of the students in John's class are in__________.
A. One half; the twenties
B. Half; the twenties
C. Half; their twenties
D. A half; their twenties
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31.The sun looks bigger than__________star. The moon looks bigger than__________star.
A. any; any other
B. any; any
C. any other; any
D. any other; any other
32.A lot of people have tried, but__________have succeeded.
A. many
B. few
C. some
D. a few
33.“Lucy didn't like to disturb you, did she?”“__________.”
A. No, she didn't
B. No, she did
C. Yes, she liked
D. Yes, she didn't
34.__________a good thing they didn't catch you.
A. That's
B. It's
C. What's
D. There's
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