1) D
2) G
3) K
4) F
5) M
6) L
7) J
8) A
9) C
10) E
11) N
12) O
13) B
14) H
15) I
I'm invited to the party as welk as you, aren't I?
You won't be late home tonight, will you?
You took part in the quiz competition at the school, didn't you.
I can use this computer to play games, can't I?
You don't know what time the museum closes, do you?
1) Sport takes an important place in our life, doesn't it?
2) There are a lot of extreme kinds of sports nowadays, aren't there?
68:
1.Left
2.hasnt gone
3.repairs
4.is going
5.told
69:
1.didnt recognize
2.hasnt stopped
3.is sitting
4.comes
5.havent looked
70:
1.came
2.spent
3.wears
4.havent finished
5.are sitting