把下列句子合并成含有宾语从句的复合句.
问题描述：
把下列句子合并成含有宾语从句的复合句.
1.He has gone to Nanjing.I hear...
2.Do you miss your parents?Can l ask you...
3.Where have you been?l want to know...
4.ls he your good friend?Can you tell me...
5.Her grandfathre used to be a history teacher.l know...
6.Why do you like making friends?Could you tell me...
答
1.I hear that he has gone to Nanjing.
2.Can l ask you if you miss your parents?
3.l want to know where you have been?...
4.Can you tell me if he is your good friend?
5.l know that her grandfathre used to be a history teacher.
6.Could you tell me why you like making friends?...