Question

(B) Tick in the sentences which are grammatically
correct and cross (x) the ones which are not. Then
rewrite the incorrect ones correctly.
1. I've learning the guitar for 6 weeks now.
2. I am waiting for her since morning.
3. How long are you standing here?
4. It has been raining since last night.
5. What has he been doing for 9 o'clock?
6. I'm sorry I'm late. Have you been
waiting since long?
7. "You are watching T.V.! There I have
been knocking at the door for ages.
8. I have waited here for a long time.
9. Why have you been worrying so much
about your mother?
10. Stop her. She has eaten chocolates since
morning​

Answer 1

Answer:

1. wrong. the correct is -I've been learning the guitar for 6 weeks now
2. Correct
3. Wrong. Since how long are you standing here ?
4. Correct
5. Wrong. What has he been doing since 9 o'clock
6. Correct
7. Wrong. "You are watching T.V.! There I had been knocking on the door for ages
8. Correct
9. Correct
10. Wrong. Stop her! She has been eating chocolates since morning !

Explanation:

Hope this is clear