Look!The teacher is standing of the classroom.
| A．in front | B．in the front |
| C．behind | D．back |
It is usually warm in Nanjing in spring. But sometimes it be very cold.
| A．must | B．would | C．can | D．should |
—The light in his office is still on. Do you know ?
—In order to prepare for tomorrow’s meeting.
| A．if he works hard | B．why he stays up so late |
| C．that he is so busy | D．when he will stop working |
—Simon, you look worried. What’s wrong with you?
—Well, I a test and I’m waiting for the result.
| A．will take | B．took | C．take | D．am taking |
—How big the Green Expo Garden is!
—It is. You will get los t easily you have a map or a guide.
| A．unless | B．until | C．if | D．because |
—Oh, no! We have missed the train. What should we do?
—I’m afraid we have no but to wait for another one.
| A．decision | B．information | C．reason | D．choice |