将下列带定语从句的主从复合句变为简单句：
1.The young woman who works in his office used to be a housewife.
2.The boat suddenly struck a rock that was covered by mud and sand.
3.John was always the last student that left the classroom after school.
4.If only I had two lives that I could lay down for my dear motherland！
5.He made his way through the people who were curious to see the murderer.
6.We badly need some people who are able to do the job successfully.
7.I met a strange old woman who carried a big umbrella in her hand.
8.The policeman examined the chair which stood against the wall.
9.I once visited the house where the president once lived and worked for four years.
10.I have never been to the village where my grandparents once lived
11.They often think of the days when they lived happily together on the island.
12.Spring is the season when t he parks are always full of happy children
13.The reason is his own affair. Why will he stay in the country for more days ?
14.Can you give us one good reason ? Why should you give up studying music ?
1.The young woman working in his office used to be a housewife.
2.The boat suddenly struck a rock covered by mud and sand.
3.John was always the last student to leave the classroom after school.
4.If only I had two lives to lay down for my dear motherland！
5.He made his way through the people curious to see the murderer.
6.We badly need some people able to do the job successfully.
7.I met a strange old woman
with a big umbrella in her hand.
8.The policeman examined the chair against the wall.
9.I once visited the house . The president once lived and worked in the house for four years. 10.I have never been to the village. My grandparents once lived in the village.
11.They often think of the days. They lived happily together on the island in those days.
12.Spring is the season. The parks are always full of happy children in the season.
13.The reason why he will stay
in the country for more days
is his own affair.
14. Can you give us one good reason why you should give up studying music ?。