1.   He went back to college because he wanted to get some qualifications. (Use “to infinitive”)

He went back

2.   Stop talking or you won’t understand the lesson.

If you………………………………………………………………………………......

3.   She wanted to look after her children so she stopped work. (Use “to infinitive”)

She stopped work…………………………………………………………………….

4.    Peter is fat because he eats so many chips.

If Peter…………………………………………………………………………….......

5.      I went on the Internet because I wanted to check my e-mails. (Use “to infinitive”)

I went on ……………………………………………………………………………..

6.   They want to get some experience so they’re writing for their school magazine. (Use “to infinitive”)

They’re writing ………………………………………………………………………

7.   Keep silent or you’ll wake the baby up.

If you …………………………………………………………………………………

8.   I want to pass my exams so I’m working very hard. (Use “to infinitive”)

I’m working .…………………………………………………………………………

9.     I don’t know her number, so I don’t ring her up.

If I …………………………………………………………………………………….