He was lucky that he escaped _______.
| A．to punish | B．being punished | C．punishing | D．to be punished |
John is so strongly built that he looks as if he __________as elephant.
| A．lifts | B．is lifting | C．lifted | D．could lift |
Looking round the town，he felt as though he __________away for ages.
| A．has been | B．was | C．is | D．had been |
As usual，he put on a show as though his trip __________a great success.
| A．had been | B．has been | C．were | D．was |
The teacher suggested that her students__________experiences with ESP.
| A．write a composition on their |
| B．to write composition about the |
| C．wrote some compositions of his or her |
| D．had written any compositions for his |
George would certainly have attended the meeting，__________.
| A．if he didn’t get a flat tire | B．if the flat tire hadn’t happened |
| C．had he not had a flat tire | D．had the tire not flattened itself |