_________ last term we had finished our experiments.
| A．At the end of | B．By the end of |
| C．In the end of | D．At an end |
Do you think the idea he stuck ____correct?
| A．to proved | B．to prove | C．proved | D．to proving |
The hungry man eats his food _______he hadn ' t eaten for a week.
| A．as if | B．even though | C．such as | D．like as |
We must ________ our task, however hard it is.
| A．carry about | B．carry off | C．carry on | D．carry away. |
________ the same mistake again made his parents very angry.
| A．His being made | B．He had made | C．He had making | D．His making |
The police are________to conclude that the cause of fire had been a cigarette end.
| A．probable | B．possible | C．maybe | D．likely |