(Unit21)

1.I should have left before.

2.I should have gone to dentist.

3.I should have been more carefully.

4.I should have ordered the fish dish.

5.I should have told it to you before.

6.I should have known what he would show.

7.I should have seen her face.

8.I should have done my homework yesterday

9.I should have noticed him at first.

10.I should have saved money

(Unit22)

1.I shouldn't have spoken that long time.

2.I shouldn't have bragged it.

3.I shouldn't have fought with her.

4.I shouldn't have kept this work.

5.I shouldn't have spoken so loudly.

6.I shouldn't have eaten that cake so much.

7.I shouldn't have left him alone.

8.I shouldn't have listened to his adviced.

9.I shouldn't have slept long this morning.

10.I shouldn't have believed the weathercast.