Ⅰ.单句语法填空
1．We have launched another man-made satellite, __which__ is announced in today’s newspaper.
2．Ellen was a painter of birds and of nature, __who__，for some reason, had withdrawn from all human society.
3．There is no simple answer, __as__ is often the case in science.
4．The two policemen were completely trusted, __which__ in fact they were.
5．I didn’t become a serious climber until the fifth grade, __when__ I went up to rescue a kite that was stuck in the branches of a tree.
6．Just __as__ a famous saying goes, every coin has two sides.
7．The owner paid the worker for cleaning the whole building, most of __which__ hadn’t been cleaned for at least one month.
8．Her father works in a factory, __where__ he makes cars.
9．The old lady has two daughters, one of __whom__ is working abroad.
10．This is one of the reasons __why__ you have to give it up.
