It’s certainly hard work.But, a man who wishes to have a career has to make a great many sacrifices.
| A．on the contrary | B．in addition | C．on the other hand | D．in that case |
--Is this the office ________ your parents are working now?
--No. They are working in the next one.
| A．in which | B．in where |
| C．that | D．which |
About seventy percent of the population in China _______ farmers.
| A．is | B．be | C．are | D．will be |
--I saw Mr. Smith at Wuhan Station this morning.
--You ________ have made a mistake. He’s still on holiday in Canada.
| A．can | B．must |
| C．can’t | D．needn’t |
The girl student ________ to stay at home rather than go to the concert with the naughty boy.
| A．enjoys | B．considers |
| C．prefers | D．looks forward |
He is so smart a student that he can make himself________ in simple English. That’s the reason why we like to talk with him.
| A．understand | B．to understand |
| C．understood | D．understanding |