题目内容

Though he spent much time on the last maths problem,yet he still couldn’t__________it.

A. solve
B. count
C. reflect
D. determine

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With apples at 25 cent8 a pound,We eouldn’t resist__________four pound.

A. to take
B. took
C. taking
D. being taken

植物体的表皮细胞的功能只起保护作用。( )

Homework in American schools is often minimal__________ the children have plenty of time to watch television.

A. such that
B. so that
C. that
D. because

Student:1 was wondering if I could take four courses next semester. Advisor:__________?We

A. Come on.Four is better than three
B. Why don’t you choose three instead of four
C. Dare you try to take four
Don’t you believe four courses are OK

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