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。