Exercise 35.2: Obligation - past time

Complete each sentence/question in column A using a set of answers in column B. Be careful with negatives.

Question 1

Column A

1. I _____ see the dentist yesterday. It was horrible.
2. Maria _____ see the dentist. She's very lucky.
3. I walked back, thinking I _____ been more careful.
4. He told me that I _____ been so careless.
5. The teacher said we _____ to class.

Column B

A. didn't have to
B. didn't need to come
C. should have
D. shouldn't have
E. had to

1:   2:   3:   4:   5:  

Unit 35