4) 1-с
2-f
3-e
4-d
5-b
6-a
5) I'm not going to eat any chocolate this week.
I'm going to write some e-mails today.
I'm going to do my homework this weekend.
I'm not going to chat online this evening.
I'm going to play a musical instrument after this lesson.
I'm going to send some messages this afternoon.
I'm going to play computer games after school.