—How can I wake up so early?
—Set the alarm at 5 o’clock,________ you’ll make it.
| A．but | B．or | C．and | D．so |
--- Don’t forget to take the message to my teacher.
--- .
| A．Yes, I will. | B．No, I won’t. |
| C．I don’t think so | D．Sorry, I don’t |
After a knock at the door, the children heard his mother’s voice him．
| A．calling | B．called | C．being called | D．to call |
Not until the train pulled into the next station ______ that his briefcase had gone.
| A．did Tom find | B．Tom did found | C．Tom had found | D．Tom found |
John lost his job last year, but it wasn't long ______ he found a new position in another company.
| A．after | B．while | C．as | D．before |
In most cases, customers can't help ______ to buy things they actually do not need.
| A．to persuade | B．being persuaded | C．persuading | D．to be persuaded |