英语单选题，请高手帮忙选下。谢谢。

1、We have to work every day ______ Saturday and Sunday.
A. except 除了……之外
2、The longest time a girl may stay in the UK ______ an au pair is two years.
A.as 作为；以……的身份
3、The mountain bike ______ on smaller, stronger frames than other bikes.
B.is built 被动语态
4、He began using a mountain bike to ride uphill as _____ as downhill.
A.well as well as也，又
5、The motorcyclists made a lot of noise and ______ damage to the countryside.
A.did do damage to sth.对……造成损害
6、An au pair’s suitable tasks should be light housework and_______care of children.
C.taking 名词性词组作表语
7、2/3 should be _______ if written in English.
B.two thirds 分数的表达，分子为基数词，分母为序数词，分子大于1,词尾加S
8、The great acrobat, Blondin _____ to cross the Niagara Falls on a tightrope.
A.used used to do sth.曾经做某事
9、Kate’s house_______ two bedrooms, one sitting room, one kitchen and one bathroom.
A.consists of 由……组成
10、During crossing, Blondin had to stop six times _____ order to rest.
A.in in order to为了……，表目的
11、I will help you at once _____ you tell me a lie.
B.unless 除非； if 如果；as 因为
12、Fast-food restaurants are populous, ______ the service is fast and the food is inexpensive.
C.because 因为
13、A few hours later, he woke ______, lying in the water.
A.up wake up醒来
14、Christmas, the anniversary of the birth of Jesus Christ, is _____ on December 25 every year.
A.celebrated 被动语态
15、Christmas is observed in different ways, but the spirit is _____ same.
C.the the same相同
16、The students do not understand yet what you say, would you _____once more?
B.explain 解释 expect 预期 claim 声称；要求
17、It is very hard, why do not you think of giving it ____.
C.up give up放弃
18、What _____ going to the cinema tonight?
C.about What about doing sth.?
19、Will you _____ tell him the time for the seminar?
C.please
20、John is a director of the company. He always has much to do, but after working, he takes swimming as his _____.
A.hobby 兴趣 task任务 business交易

1 A 2.A 3.B 4 A 5 A 6 C 7 B 8 A 9 A 10 A 11 B 12 C 13 A 14 A 15 C 16 B 17 C 18 C 19 C 20 A

BABAAABAAAACAACBCCCA

AABAACBAAABCAACBCCCA