–I could not start my car this morning due to the cold weather.
--No wonder you were late. You ___ have used mine. I was not using all the morning.
| A．should | B．must | C．could | D．might |
Experienced liars can make use of gestures to take you in; for instance, they often ______ look at you straight in the eyes as if they were telling the truth.
| A．mildly | B．curiously |
| C．deliberately | D．gradually |
Doctors will conduct a(an) _______ examination to determine whether your eyes are suitable for the operation.
| A．constant | B．optimistic |
| C．thorough | D．original |
The recent study has shown that people’s attitudes towards protecting the environment aren’t _________with their behavior in daily life.
| A．reliable | B．consistent |
| C．positive | D．cautious |
After a short break, the teacherthe lesson where she had left off just now.
| A．swept up | B．speeded up |
| C．broke up | D．took up |
Now, a Chinese couple, whether the husband or the wife is a single child, can have a second child. This used to only _______ couples who were both single children.
| A．attend to | B．apply to |
| C．appeal to | D．add to |