1. _____ inviting guests and not treating them properly!
A. Strangely B. Fantastically C. Surprisingly D. Fancy
[答案]D. Fancy.
[注释]fancy doing 没想到.......竟然：1)Fancy your him!(没想到你竟然认识他！) 2)Fancy spending the day in here!(没想到竟在这里过了一天！)本题译文：没想到邀请了客人竟没有好好招待！

2. With sufficient scientific information a manned trip to Mars should be _____.
A. obtainable B. potential C. considerable D. feasible
[答案]D. feasible.
[注释]feasible(=that can be done)可行的，可做到的：1)Your plan sounds quite feasible.(你的计划听起来很可行。) 2)It’s not feasible to make the trip in one day.(一天内要进行这次旅行是做不到的。)obtainable 可得到的；considerable 相当的，可观的；potential 潜在的，可能的。

3. The generation _____ makes it difficult for parents to understand their children’s opinions.
A. division B. gap C. separation D. interval
[答案]B. gap.
[注释]generation gap 代沟。
division 分，划分；separation 分开；interval 间隔，间隙；（幕间或工间）休息。at intervals 不时，时时

4. If the boy had _____ the dog alone it wouldn’t have bitten him.
A. set B. left C. had D. put
[答案]B. left.
[注释]leave sb./sth. alone 不惹，不管，不碰：Leave the box alone.(别碰那个盒子。)

5. They were so far away that I couldn’t _____ their faces clearly.
A. see through B. make up C. see off D. make out
[答案]D. make out.
[注释]make out(=identify and see with effort or difficulty)辨认出。see through 参阅Ⅲ，151,注释:此处see through 还可表示“看穿......(=understand the real meaning of or reason for; realize the falseness of)”： 1)The teacher saw through the boy’s story of having to help at home. (=The teacher knew his story was not true; it was just an excuse.) 2) He can’t fool her. She sees him through every time.see off 送行；make up 构成，组成，拼凑；弥补，赔偿；化装，编造：1)编造：John made up the joke about the talking dog. 2)弥补：Bob must make up the work he missed. 3)凑足： We need one more to make up the dozen. 4)化装： The actors were making up when we arrived. 5)构成：Nine players make up a team.