In the United States, there is always ____ flow of people to areas of ______ country where more jobs can be found.
| A．a; the | B．the ; a | C．the; the | D．a; a |
–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 |
Diego Maradona is always considered as a ___ figure. On the one hand, he is one of the greatest football star looked up to by youngsters in the history. On the other hand, he is always a troublemaker.
| A．conventional | B．controversial | C．contemporary | D．consistent |
To our excitement, a new town will be set up in ___ is now a wasteland.
| A．where | B．that | C．which | D．what |
The biggest problem with Bob is that he never has got a/ an ___ goal in his life.
| A．abstract | B．specific | C．delicate | D．aggressive |
It is greatly ___ your credit that you have overcome such difficulties.
| A．to | B．for | C．with | D．in |