---Would you like me to show you how to operate the video camera?
---_____.
A. You’re so sweet. B. Yes, I’d like to. C. No problem. D. Not at all.
--- _____ do you go to the nursing home?
--- Twice a week. We clean their rooms and do some shopping for them.
A. When B. How C. How often D. How soon
Don’t forget _____ off the lights and air conditioner when you leave.
A. turn B. to turn C. turning D. to turning
A teenage girl was robbed at gunpoint while she _____ for a train.
A. waits B. is waiting C. waited D. was waiting
The man couldn’t move at all _____ his partner came to save him.
A. although B. unless C. because D. until
Since Jan 1, 2016, married couples _____ to have two children.
A. have allowed B. have been allowed C. allowed D. were allowed
