Choose the best option to complete the sentences.
1. Astronauuts_______________in their spaceship, but they frequently work outside now.
A. were used to stay
B. used to stay
C. were staying
D. had used to stay
2. People_______________that the earth in round before
A. were not used to believe
B. used to believing
C. would not use to believe
D. did not use to believe
3. Tuberculosis_______________incurable before
A. use to be thought
B. used to be think
C. used to think
D. use to think
4. These city girls are used_______________in the field
A. to work
B. used to like
C. would like
D. to working
5. Newton_______________scientific books when a boy
A. used to read
B. has read
C. had read
D. had been reading
6. I am sorry I am not_______________fast
A. used to drive
B. used to driving
C. use to drive
D. use to driving
7. Frank used to work in a small shop. He_______________
A. doesn't any more
B. still does
C. is now
D. had never done anything else
8. I_______________in Jakarta. I've lived here all my life
A. am used to living
B. used to living
C. use to live
D. am used to live
9. Jane_______________for the telephone company, but now she has a job at the post office
A. used to working
B. used to work
C. is used to working
D. am used to work
10. This work doesn't bother me. I_______________hard. I've worked hard all my life
A. used to working
B. used to work
C. am used to working
D. am used to work