Henry works as a teacher now, but he ______ on a farm for three years.
| A．has worked | B．had worked |
| C．had been working | D．worked |
They decide to take sail around the island.
When will the ship set sail?
| A．a；＼ |
| B．＼；a |
| C．a; the |
| D．the; \ |
at the airport, he telephoned his wife and told her what he would do when he got home.
| A．Once arrived |
| B．As soon as he reached |
| C．When he got |
| D．Upon arriving |
By the time Einstein was 14 years old, he himself advanced mathematics.
| A．has taught |
| B．taught |
| C．had taught |
| D．was teaching |
George returned after the war, only that his wife had left him (2012 . 山东)
| A．to be told |
| B．telling |
| C．being told |
| D．told |
--- You could always put the decision off a little bit longer.
--- If I leave it much longer I might miss my chance.(2011．江苏)
That’s reasonable advice.
Isn’t it a good idea?
C. Do you think so?
D. I can’t agree more.