* Find and correct the mistake in each sentence.
1. It has been a long time since we talked to John, isn’t it?
A B C D
2. His boss / has asked him to respond / immediately this fax.
A B C D
3. Big shopping malls are believed/ to be/ a feature / for big cities.
A B C D
4. After John eaten dinner, he wrote several letters and went to bed.
A B C D
5. The president went fishing after he has finished with the conference.
A B C D