1 . The horrific tragedy __________ if the architect __________ more careful with the way buildings were constructed.

A．ought to be avoided; was going to be	B．could have been avoided; had been
C．may have avoided; has been	D．will be avoided; will have been

2 . 我要是当时没有答应参加吉姆的聚会就好了，因为今晚我必须做一些额外的工作。（wish后的虚拟语气）
________________ Jim’s party, for I have to do some extra work tonight.

3 . 如果我们昨天赶上飞机的话，现在我们可能正在海滩享受我们的假日呢。
If we ________________ the flight yesterday, we ________________ our holiday on the beach now.

4 . 如果你参考了这些失败经验的话，就不会在考试中犯下如此的错误。（汉译英）

5 .          his impeccable intelligence and social credentials, we wouldn’t have managed to get the grant.

A．If it weren’t for

B．Had not it been for

C．With the help of

D．But for

6 . ______ the picture of the popular singer, I would show it to you right now.

A．I had taken

B．Did I take

C．Had I taken

D．I took

7 . The millions of calculations involved, had they been done by hand, ______________（lose）all practical value by the time they were finished. (用适当的词填空)

8 . 如果当时你掌握了急救知识, 你的帮助就会起作用的。
If you’d mastered a knowledge of firs aid, your help would _________ ________ _________ ________.

9 . She would be much healthier now ________she not burdened herself with that much pressure from work when young.(根据句意填空)

10 . When it comes to death, Vincent Van Gogh ________ by others in that his wound didn’t indicate suicide, while Albert Einstein ________ longer but he refused surgery.

A．may have been killed; should have lived

B．should have been killed; should have lived

C．may have been killed; must have lived

D．should have been killed: must have lived