Sun Yang’s years of hard training when he finally won the Olympic gold medal.
| A．paid down | B．paid in |
| C．paid off | D．paid out |
–What is the theme about for the meeting this evening?.
--No idea. Perhaps we will have to discuss the plan ___ a few days later.
| A．carried out | B．being carried out | C．to be carried out | D．carrying out |
Whenever a patient needs an injection of Penicillin, the doctor does need to make sure whether his patient is ___ to the medicine.
| A．sensitive | B．addicted | C．allergic | D．efficient |
With all the food supply ___, the researchers had to put an end to the wildlife protection project and returned home.
| A．running out | B．to use up | C．run out of | D．using up |
I was not hearing to the teacher, or else I ___ his questions.
A. answered B. had answered C. would have answered C. have answered
Boss ___ us taking some days off to get refreshed after so many days of hard work.
| A．expected | B．advised | C．hoped | D．suggested |