1. It is just as hard to persuade my wife not to dance ____ to keep me from the football field.
A. so it is B. as it is C. so is it D. as is it
2.It was dark and cold. They had to find a house ____ and some wood ____.
A. to stay in…to make a fire with
B. to stay…to make a fire with
C. to stay in…to make a fire
D. to stay…to make a fire
3.Some of the middle-aged people ____ to the meeting were famous professors.
A. were invited B. who invited C. inviting D. invited
4 Most green vegetables, ____ for too long, will lose nutrition.
A. if to be cooked B. if cooked C. if cooking D. if being cooked
5.____ you dislike ancient buildings, Warrick Castle is worth a visit.
A. As B. If C. Even if D. Now that
6.____ the expense, I ____ a round-the-world tour.
A. Were it not … would take
B. If it were not… take
C. Weren't it for… will take
D. If it hadn't been for… would have taken
7. ____ from the top of the mountain, the whole city looks beautiful.
A. Seen B. Seeing C. See D. Looked
8. ____ the essay a second time, the hidden meaning will become clearer to you.
A. While reading B. After reading
C. Your having read D. When you read
9.____ impressed the visitors deeply was ____ the workers made with their hands.
A. What…that B. That…that
C. What…what D. That…what
10. The newspaper's owner and editor ___ away on holiday.
A. is B. are C. be D. have been
2. A 动词不定式to live in和to make a fire with分别作定语修饰a house和some wood,与被修饰的名词构成了动宾关系，所以动词不定式用及物动词或不及物动词加介词构成的相当于及物动词的短语动词。
5. C 主句与从句之间是让步关系，所以用even if.
6. D 与过去事实相反的虚拟语气。
8. D 非谓语动词做状语，其逻辑主语是句中主语。The hidden meaning不能执行read的动作，所以排除AB，C项属于动名词独立主格结构，在句中做主语。
10. A and连接两个名词表示"一副，一双，一套等或一个人兼两个职务，即用一个冠词或物主代词限定两个名词做主语，谓语用单数形式。>