2ºBach - Answers to PRESENT Perfect Simple/ PRESENT Perfect Continuous

USEFUL LINKS:
http://www.ego4u.com/en/cram-up/grammar/prepersim-preperpro/tests?test1
http://www.ego4u.com/en/cram-up/grammar/prepersim-preperpro/tests?test2
http://www.ego4u.com/en/cram-up/grammar/prepersim-preperpro/exercises?ex10
http://www.ego4u.com/en/cram-up/grammar/prepersim-preperpro/exercises?ex11

A.
1. We've (or we have) sold much more than we expected.
2. How much money have you spent this week?
3. How many people has Jane invited to her party?

B.
1. It has been raining for hours.
2. They have been drilling holes in the wall all morning.
3. How long have you been sitting here?

C.
1. been standing?; been queuing.
2. had; broken
3. left; been sitting; noticed

D.
1. I've been sitting here for ten hours.
2. They've known each other since they were five.
3. Have you stayed up all night?
4. He has drunk all the milk!
5. She hasn't talked since she arrived.
6. Have you forgotten your keys again?
7. Has she been cooking and burnt her hand?
8 How long have you been standing behind me?