1. His expenditure on holidays and luxuries is rather high in __ with his income.
A comparison
B proportion
C association
D calculation
2. The President made his last public __ before his term of office ended.
A appearance
B engagement
C gathering
D meeting
3. There is no much time left, so I’ll tell you about it__.
A in detail
B in brief
C in short
D in all
4. The population is leveling __ in the area as a result of family planning.
A with
B off
C up
D against
5. The rain was heavy and __ the land was flooded.
A consequently
B continuously
C constantly
D consistently
答案：1-5AABBA
1.选A ①in comparison with与……比较起来(可比相同点或不同点)The tallest buildings in London are small in comparison with those of New York. ②in proportion to与……成比例 The insolence of the vulgar is in proportion to their ignorance: they treat everything with contempt which they do not understand. ③in association with 与……联合，与……共同 They finished the work in association with their friends.
2.选A make one’s last appearance 最后一次露面
3.选B ①in brief简短地，简言之 This, in brief, is the answer to the argument.②in short 总之，用在表总结的场合 You can’t make me! I won’t do it! In short, no!
4.选B ①level off达到平衡，稳定 Prices leveled off after the inflation ended.
②level with和……一样，坦率诚实地对待 She leveled with him and felt better for it.③level up 使……升高，到同一个平面上，提高We should level the output of our factory up to that of the advanced. ④level against对某人提出(控告)Some of the criticisms leveled against us are not altogether fair.
5.选A 根据句子的意思，可以看出and前后表因果关系，所以选consequently表因此
. The popularity of the film shows that the reviewers’ fears were completely__.
A unjustified
B unjust
C misguided
D unaccepted
2. The river is already __ its banks because of excessive rainfall, and the city is threatened with a likely flood
A parallel to
B level in
C flat on
D flush with
3. The ratio of the work done by the machine__ the work done on it is called the efficiency of the machine.
A against
B with
C to
D for
4. We have done things we ought not to have done and _ undone things we ought to have done.
A leaving
B will leave
C left
D leave
5. During the famine, many people were __ to going without food for days.
A sunk
B reduced
C forced
D declined
KEYS1-5 ADCCB
1.选A justified做“有根据的，正确的”If the subject matter is justified,and the city is threatened with a likely flood.所以unjustified就是"没有根据的,没有必要的"
2.选D ①flush with齐平，同高 These cupboards are flush with the wall. ② parallel to 平行，类似 My feelings in this matter are parallel to yours. ③ level in同等，获同样成功 The two girls are just about level in mathematics. ④flat 平坦的，一般不与介词on搭配The surface of most tables is flat.
3.选C ratio表两者之间的“比率或比例”常月to搭配 The ratio of 10 to 5 is 2 to 1.
4.选C 此处and连接的应该是和第一个done并列的过去分词。
5.选B be reduced to doing sth不得不做某事 He was reduced to begging in the streets./He was reduced to despair./ Its people were thus reduced to slavery.