[单项选择]The lift was out of ______, so we had to watk all the way up to the top floor.
A. function
B. work
C. order
D. running

[单项选择]The lift was out of ______, so we had to walk all the way up to the top floor.
A. function
B. work
C. order
D. running

[单项选择]Unluckily, when I arrived he, so we only had time for a few words.
A. just left
B. has just left
C. had just left
D. was just leaving

[单项选择]There is no point in sending a card, so we had better send a greeting telegram.
A. 寄贺卡是没有作用的，所以我们最好是发一个贺电。
B. 没有必要送贺卡，我们最好是送份礼物。
C. 没人同意送贺卡，所以我们发了一个贺电。
D. 现在寄贺卡毫无意义了，这样吧，我们最好发一个贺电。

[单项选择]The car had a ______ tyre , so we had to change the wheel.
A. broken
B. cracked
C. bent
D. flat

[单项选择]The car had a ______ tyre, so we had to change the wheel.
A. broken
B. cracked
C. bent
D. flat

[单项选择]The road was under repair so we had to go round．
A. 正在修路，我们只好绕道而行。
B. 路还没修好，我们只好下车四处走走。
C. 马上要修路，所以我们的行程被耽搁了。
D. 马上要修路，所以我们只好绕路。

[单项选择]My wife is out of work now, so we have to （）our living expenses.
A. cut down
B. cut off
C. cut out
D. cut short

[单项选择]His opinion was quite ______ so we had to give up persuading him.
A. clear
B. apparent
C. evident
D. obvious

[单项选择]My wife is out of work now, so we have to ______ our living expenses.
A. cut down
B. cut off
C. cut out
D. cut short

[单项选择]It rained all the time and so we did not make good time driving to New York.
A. travel at a good speed
B. have a good time
C. content
D. make a good day

[单项选择]My wife is out of work now, so we have to _________our living expenses.
A. cut down
B. cut off
C. cut out
D. cut short

[单项选择]The lift ______ , so we had to walk up the stairs.
A. break down
B. break up
C. break out
D. break through

[单项选择]We were so busy that we had to （） going on holiday for a month.
A. put away
B. put down
C. put off
D. put out

[单项选择]

 All that we really need to plot out the future of our universe are a few good measurements. This does not mean that we can sit down today and outline the future course of the universe with anything like certainty. There are still too many things we do not know about the way the universe is put together. But we do know exactly what information we need to fill in our knowledge, and we have a pretty good idea of how to go about getting it. Perhaps the best way to think of our present situation is to imagine a train coming into a switch yard(调车场). All of the switches are set before the train arrives, so that its path is completely determined. Some Switches we can see, others we cannot. There is no ambiguity (不明确) if we can see the setting of a switch; we can say with confidence that some possible futures will not materialize (实现) and others will. At the unseen switches, however, there is no such certainty. We know the train will take one of the tracks leading out, but we have n
A. A statement illustrated by an analogy.
B. A hypothesis supported by documentation.
C. A comparison of two contrasting theories.
D. A critical analysis of a common assumption.