—Could you tell me ________?
—Ｏf course, last night.
| A．how you came to our school. |
| B．when you reached our school. |
| C．when you reach our school. |
| D．when did you reach our school. |
—Everyone except the twins ____________ Beijing.
—Oh, their mother is ill, so they have to look after her.
| A．have been to. | B．have gone to. |
| C．has been to. | D．has gone to. |
—I think trees ____________ twice a week in such hot weather.
—Yes, I agree. Or they may die without water.
| A．must water. | B．are watered. |
| C．must be planted. | D．must be watered. |
—Crum, help yourself to the fish my mother cooked!
—Thank you. En, it looks__________ and tastes__________.
| A．beautiful, good. | B．beautifully, well. |
| C．beautiful, well. | D．beautifully, good. |
—What were you doing when you heard Malaysian airlines flight lost?
—I my homework.
| A．were doing. | B．am doing. |
| C．was doing. | D．is doing. |