.
My mother ______ live in the country by herself, but now she got used to ______ together with us in the city.
| A．used to; live | B．got used to; living | C．used to; living | D．was used to; live |
_____ of the students who took part in the military training is 450.
| A．A number | B．A lot | C．Lots | D．The number |
We discussed where to go for a whole morning, but we decided to stay at home_____.
| A．at the end | B．by the end | C．in the end | D．on end |
Mr. Huang will ________ in the movement.
| A．play a leading part | B．take parts |
| C．play leading part | D．take a part |
They say your report doesn’t ______ the fact. But I don’t ______ them ______ this point.
| A．agree to; agree with; at | B．agree on; agree to; on |
| C．agree on; agree on; on | D．agree with; agree with; on |
To their surprise, they found the lecture given by the famous professor easy ______.
| A．to be understood | B．to understand | C．understanding | D．understood |