题目内容

Tom has been in the factory________he left school.

A. after
B. since
C. while
D. until

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Study hard, ________ you won't pass the exam.

A. until
B. and
C. but
D. or

I'd like to go shopping with you,________I'm too busy today.

A. but
B. and
C. so
D. or

Peter runs ___ in our class.

A. the fast
B. faster
C. fastest
D. most fast

- How are your parents?- They are very ___ , thank you.

A. good
B. kind
C. well
D. happy

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