几道高一英语模块三的题,急啊~~~

问题描述:

几道高一英语模块三的题,急啊~~~
汗死……我越来越头疼英语啊……最近学从句啥啥的真是要我的命,特别是放了寒假全忘光了……帮忙看下下面的题,最好能稍稍解释一下,谢谢!
1、It happened that I had heard about him before I came to the school
I _____ _____ _____heard about him before I came to the school.
2、His working hard made us happy.
______ ______ ______hard made us happy.
3、He insisted that she shouldn't be punished.
He _____ ____her ______ ______ punished.
4、她看到的这张脸是一副老人的面孔.
The face that she saw was ____ ____an old man.
(这个应该不是belong to吧……哎……死也想不出了……)

1happened to have (碰巧)
2That he works(that 放句首 引导主语从句)
3insisted on ;not being
4coming from(来自.)