VI

1, never do -> never make

2, relaxing -> to relax

3, was -> bỏ

4, was knowing -> knew

5, than -> to

6, ask -> asked

7, to play -> playing

8, visited -> have visited

9, told to -> told

10, playing -> play

VII

1, representative

2, pollution

3, unsatisfied

4, pronunciation

5, carelessly

VIII

1, littering; will be

2, were; to live

3, have decided to stop

4, to be; has composed

5, were; received

IX

1, necessary

2, tips

3, off

4, running

5, waste

6, teeth

7, in

8, fast

X

1, This is the most delicious chicken thigh that I have eaten so far.

2, Would you mind taking the table away.

3, I don’t think English is not easy enough for people who love it.

4, “Did you go to work yesterday or not?” asked my mother.

5, Because of the heavy rain, we couldn’t carry out our project.

6, What was the weather when you had on holiday?

7, She hasn’t eaten this kind of food in January.

8, It was because of the lack of fund that he was unable to complete the tasks.