Choose the best option to complete the following sentences.
Question 13. While Tom …………… English to poor children in Phnom Penh last year, he ……………… a lot about Cambodian culture.
A. is teaching – knows
C. taught – was knowing
B. was teaching – knew
D. was teaching – was knowing
Question 14. My passion for volunteering to help children ………………… during my middle school years while I ……………. for the summer community service.
A. begin – work
C. began- was working
B. have begun – have worked
D. was beginning – was working
Question 15. Volunteers ……………… games and ………………. activities with disadvantaged children while they ……………. for the center.
A. played – had – worked
C. were having – having – were working
B. have played – playing – are working
D. played – had- were working
Question 16. The father typically works outside the home while the mother is .......... domestic duties such as homemaking and raising children.
A. suitable for B. capable of
C. responsible for D. aware of
Question 17. I really need some urgent methods to …….. some bad habits.
A. kick B. remember
C. give on D. get rid
Question 18. My grandmother feels uncomfortable today. I guess it…….rain tomorrow.
A. is going to B. should
C. will D. be able to
Question 19. She often ……a big breakfast but today she……only a glass of milk.
A. has/ is having
B. was having/ had
C. had/has
D. had had/ is having