7.3 Complete the sentences using the present perfect.

7.3

1. Sally is still here. She hasn't gone out.
2. I haven't lost my bag.
3. I haven't logged on to the website.
4. I sent Joe an email this morning, but he hasn't replied yet.
5. Is the meeting still going on, or has it finished?
6. It's colder now. Has the weather changed?
7. Have you signed the form? Could you sign it now, please?
8. Are your friends still here, or have they gone home?
9. Paul doesn't know what he's going to do. (he / not / decide / yet) He hasn't decided yet.
10. 'Do you know where Julia is?' 'Yes, I've just seen her.'
11. 'When is David going away?' 'He is already going.'
12. A: Have you started your course yet? B: Not yet. It starts next week.