帮忙用关系代词把简单句连接成含定语从句的复杂句

帮忙用关系代词把简单句连接成含定语从句的复杂句
例子,This is the dog.It bit a boy.
=This is the dog that bit a boy.
1.We bought a loaf of bread .It had just come out of the oven.
2.The policeman asked me about some people .I didn't know them.
3.A waiter served us with beer.It was much too cold.
4.please send me copies of poems.Your cousin told me about them .
5.Someone answered the telephone .His voice sounded familiar.
6.Your assistant sold me a watch .It doesn't keep good time.
7.She was dancing with a youmg man.He was very tall.
8.Romeo and juliet were two lovers .Their parents hated each other.
9.This is Mrs.Jones.Her son won the championship last year.
10.I missed the train.I usually catch this train.