3 . The carrier rocket sent a Shenzhou-ll spacecraft（航天器）with astronauts Chen Dong and Jing   Haipeng into space. The rocket was fired from the Jiuquan Satellite Launch Center         1    the Gobi   desert. After two days in Earth's orbit, the spacecraft    2     (be) to link up with China's space   laboratory, called the Tiankong-2,     3       name means“Heavenly Palace 2". The lab     4     (place) into orbit last month.

The astronauts will spend 30 days on the Tiankong-2. They plan to perform       5         (science) and   spacecraft-related experiments and test systems for a future space station. In       6       words, the   Tiankong

～2 laboratory will not be part of that space station. Its main goal is to practice the techniques and the       7         (technology) that they will be       8     (use)to build and operate that final space station.

It is predicted that the Chinese space station will be built mostly by machine. China hopes to have   the space station    9     (complete) by 2022 and it is expected to operate for at least 10 years.

China also plans to land a probe（探测器）on Mars by 2020. Until now, China has completed a   total of five manned space missions. And,   in 2003,it       10     (successful)landed a probe on the moon.

4 . 阅读下面句子，选出合适的单词或短语填入空白处，使语意完整。

1. I gave her a bunch of flowers _______her help.
2. Thus,the division,_____,depends on the readers.
3. _____,he gets three calls per hour during office hours.
4. Any honest man will ____such a policy.
5. _____the large-scale construction of roads and highways,there is still much room for improvement.
6. The police discovered ____arms hidden in the cave.
7. Since he is so important a figure,nobody can be ____him.
8. Office workers fled _____as the fire broke out.
9. This is the large ship ____.
10. Sometimes it is not easy to ____ an important thing.