1. The Space Age ________ in October 1957 when the first artificial satellite was launched by the Soviet Union.
A. initiated
B. orginated
C. embarked
D. commenced
launch发射升空
lease租约
answer：D
2. John said that he didnt quite ________ and asked me to repeat what Ihad said.
A. snatch up掠夺忽然行动
B. summon up鼓起勇气积累信心
C. catch on
D. watch out当心
表示明白的六级2个词组
make sense of / catch on =understand
answer：C
3. When he tried to make a ________, he found that the hotel that he wanted was completely filled because of a convention.
A. complaint
B. claim
C. reservation
D. decision
answer：C
4. A budget of five dollars a day is totally ________ for a trip round Europe.
A. inadequate不够的不充分的
B. incapable无能的、绝望的、无助的
C. incompatible compatible
D. invalid违法的、无效的、不正确的、无理由的
valid有效的
answer：A
5. In our highly technological society, the number of jobs for unskilled workers is ________.
A. sbrinking减少
B. obscuring只考形容词形式，表示费解，晦涩，做动词使费解，使模糊不清
C. altering
D. constraining
alter：change
alteration n变化改变
alternate adj轮流的交换的v交替轮换
alternative n异端异类adj选择性的二中选一的
misfit不合时宜 - alternative不指蛊惑仔指精神上学术著作上的异端异类
answer：A
6. The fire has caused great losses, but the factory tried to ________ the consequences by saying that the damage was not as serious as reported.
A. decrease
B. subtract数字的减少
C. minimize
D. degrade v 降级使堕落使退化
extravagant奢侈的过分的重要的
answer：C
7. If the world is to remain peaceful, the utmost effort must be made by nations to limit local ________.
A. collisions n 碰撞冲突
B. combats战争中的小战斗突袭
C. contradictions反驳驳斥矛盾
D. conflicts长期战争内心冲突争执
utmost = most extreme
answer：D