把下列句子合并成为含有定语从句的复合句。（）帮我解答时，请标好题目序号，而且单词之间要有空的）

1.I rememer everything.You did everything to help us.
( 我记得每一件事，你帮助我们的每件事。 )
2.Look at the boy and his dog.They are running over there.
( 看那个男孩和他的狗，他们在那边跑。 )
3.He is the man.He has done lots of things to help these homeless people.
( 他是一个男人，他做了许多事情去帮助那些无家可归的人。 )
4.This is the reason.We must value time.
( 就是这个原因。我们必须珍惜时间。 )
5.He told me the date.He joined the music club.
( 他告诉我那个日期，他参加了那个音乐俱乐部。 )

为了对号入座，我只能直译了。你可以根据意思再改成意译。
希望对你有帮助。

1.I remember everything that you did to heip us.
2.Look at the boy and his dog that are running over there.
3.He is the man who has done lots of things to help these homeless people.
4.This is the season when we must value time.
5.He told me the date when he joined the music club.
希望我的回答能帮助到你O(∩_∩)O哈！有不懂的继续问我噢~

1.I rememer everything.You did everything to help us.
( I remember everything that you did to help me . )

2.Look at the boy and his dog.They are running over there.
( Look at the boy and his dog who are running over there . )

3.He is the man.He has done lots of things to help these homeless people.
( He is a man who has done a lot of things to help these homeless people . )

4.This is the reason.We must value time.
( )
This is the reason why we must value time .
5.He told me the date.He joined the music club.
( He told me the date when he joined the music club . )

1.I rememer everything that you did everything to help us.

2.Look at the boy and his dog that are running over there.

3.He is the man who / that has done lots of things to help these homeless people.

4.This is the reason why we must value time.

5.He told me the date when he joined the music club. /
He told me when he joined the music club.