I failed in the final examination last term and only then ________ the importance of studies.
| A．I realized | B．I had realized | C．did I realize | D．had I realized |
It was from only a few supplies that she had bought in the village the hostess cooked such a nice dinner.
| A．where | B．that | C．when | D．which |
It’s raining heavily. _________, we have to stay at home.
| A．As a result of | B．As the result | C．As a result | D．As the result of |
He has a great interest in ______ history, especially ______ history of the Tang Dynasty.
| A．the, the | B．a；the | C．不填； the | D．the；不填 |
The settlement is home to nearly 1,000 people, many of __ left their village homes for a better life in the city.
| A．whom | B．which | C．them | D．those |
Duty is a course of action that peopleyou to take by social customs , law or religion.
| A．persuade | B．request | C．instruct | D．expect |