1/1. I am writing
2.belongs
3.the place is
4.I think
5.people have
6. we swim
7.we go
8.it rains
9.I hate
10.Sandy has
11.she is eating
12.it smells
13.do you have
2/1.was,was
2.cleaned
3.started, finished
4.wanted
5.how did you do that?
3/1.are going
2.what will you do
3.they will go away
4.she will lend
5.I am going out
4/1.what were you doing when the phone rang?
2.I watched
3.was jane busy, came
4.was studying
5.did the post arrive
6.came, had
7.didn't go.
8.were you driving, stopped
9.was not driving
5/1.have finished
2.have bought
3.has gone
4.have you seen
5.has broken
6/1.wrote
2.did not have
3.played
4.did you go
5.have you ever met
6.has worked
7.was
8.has worked
9.didn't enjoy
7/1.can
2.can
3.can, can't
4.may
5.must
6.need
25 are
26 wolves
27c
28b
29a
30d
31c
32b
33b
34d
35b