1.Don't worry if I’m late tonight.
2.Why wasn't Amy at the meeting yesterday? She?might not have known/ may not have known.
3.I’m not going to bed yet. I’m not tired. If I?went to?bed now, I wouldn’t sleep.
4.The police officer stopped us and asked us where?we were going.
5.I'm tired.I'd rather not go?out this evening, if you don't mind.
6.I'd rather?you didn't tell?anyone what I said.
7.Are you looking forward?to going?on holiday?
8.When Lisa came to Britain, she had to?get used to driving on the left.
9.Having found?a hotel, we looked for somewhere to have dinner.
10.Where are you going? I’m going to buy a loaf of bread.