有没谁能帮我用英文造几个句子呢

I have to clean the classroom.
What's the matter with your sister?
I was surprised that Lily had passed the exam.
He stands at the back of the door.
I heard him speaking.
Cathy is busy with her homework.
She is interested in science.
Xiaoming has money for playing computer games.
I tried my best to make you happy.
The police accused Wangli theft.
I take my life seriously.
He paid me for mending his bike.

1) I have to do my homework.
2) What's the matter with the girl?
3) I am surprice that he get a high score.
4) The blackboard is at the back of the classroom.
5) I heared he talking to her.
6) He is busy with homework
7) She is interested in playing the piano.
8) I have money for pay this book.
9) I made the house look tidy.
10) 不知道。。
11）I took the play seriously.
12) I paid Celine for buying this computer.

卜一定全对，
但是我超认真地写呢，
给分给分，
哦耶<