2 . 当“挑战者”号航天飞机于1986年1月28日发射时，全世界似乎已经对相关宇航员所获得的令人惊叹的成就不再感到惊奇。
When the Challenger space shuttle took off on 28 January 1986, the world ________________ the amazing achievements of the astronauts involved.

4 . When you are ________, every problem you have ________ to become worse.

A．stressed; seemed

B．stressful; seem

C．stressed; seems

D．stressful; seeming

5 . He seemed more like a human than a machine. (英译汉)
___________________________________________________

7 . 写出下列句子中画线部分的汉语释义。
1. They seemed quite impressed with it. _______
2. My focus will be on different countries’ transportation today. _______
3. Due to the huge amount of mountains and forests in this country, traveling by air is necessary. _______

8 . 大概过了一个小时，我请求外星人把我送到地球上去。(what)
________________, I asked the alien to send me to the earth.

9 . 似乎过了两个小时，保罗叔叔的农舍就出现了。(汉译英)