III

1:have watched

2 :Have you bought

3:taking

4:give

5:called

IV :

1 .Nam's hobby is carving eggshells.

2.5 years ago.

3.Some people say that this hobby difficult and boring.

4 .No ,didn't.

5.It may take two weeks to complete one shell.

V :

1 .Have you finshed your homework ,yet?

2.We haven't had vacation last since a year.

VI :

1 .I have learnt English since 2011.

2 .I enjoy collecting stamps.

III

1. have watched

2. Have you bought

3. taking

4. gives

5. called

IV

1. He likes carving eggshells.

2. He started his hobby 5 years ago.

3. People think that it's difficult and boring.

4. No, he learned everything from the Internet.

5. It may take two weeks to complete one shell.

V

1. Have you finished your homework yet?

2. We haven't had a vacation since last year.

VI

1. I have learned English since 2011.

2. I enjoy collecting stamps.