下列的两个简单句合并为带有定语从句的复合句
问题描述：
下列的两个简单句合并为带有定语从句的复合句
(1)The medicine was quiet helpful .Dr Li gave it to him
(2)The play was very interting .We saw it in the night before .
(3)Do you know her?We met the woman at the gate
(4)The boy plays soccer best .His mother is our head teacher.
答
1.The medicine Dr Li gave to him was quiet helpful.
2.The play we saw in the night before was very interesting.
3.Do you know the woman (who/whom) we met at the gate.
4.The boy whose mother is our head teacher plays soccer best.