When were you born?
第1题：
There()two hundred dollars to pay.
A. are
B. is
C. were
答：B
译文：要付200美元。
解析：本题考查Therebe句型的主谓一致。若主语是复数名词，表示一笔金额、一个总数或单个概念时，则be仍用单数形式is或was，所以答案是B。
第2题：
If I ________ you, I would not do it.
A、am
B、was
C、have been
D、were
第3题：
7． If I _______ you，l_______ take an umbrella with me．
A． was ; should
B． was ; would
C． were ; will
D． were ; would
第4题：
第5题：
Why do you want a new job ______you've got such a good one already?
A. that
B. where
C. which
D. when
17．答案为D。为什么你已经有个好工作，还要找新工作?分析整句结构，从句做状语，只有 D为正确选项。
第6题：
If the period between twenty and thirty is the critical one in the formation of intellectual and professional habits, the period below twenty is more important still for the fixing of personal habits, properly so called, such as vocalization and pronunciation, gesture, motion, and address. Hardly ever is a language learned after twenty spoken without a foreign accent. Hardly, ever, indeed, can he even learn to dress like a gentleman-born. Hardly ever, indeed, no matter how much money there be in his pocket, can he eve n learn to dress like a gentleman-born.
第7题：
A.When-Mouse-Up
B.When-Mouse-Move
C.When-Mouse-Down
D.When-Mouse-Click
E.When-Mouse-Leave
第8题：
A、were/were
B、was/is
C、were/was
D、was/were
第9题：
第10题：
用 Born-Haber 循环可计算BN晶格能。