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
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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
Waiter：Good evening，madam．Would you like to sit here？Customer：__________．Have you got a menu，please？
A. Very good
B. Fine
C. You’re welcome
D. I"d like to
导管中侵填体形成后到第二年春天还可以溶解，导管又可恢复输导功能。( )
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