Believe in me! They ________ in the workshop last night.
| A．stay |
| B．are ataying |
| C．did stay |
| D．have stayed |
_________useful advice it is ?
| A．What a | B．How a | C．What | D．How |
John rushed out in a hurry，the door .
| A．leaving; unlocked | B．leaving; unlocking |
| C．left; unlocked | D．to leave; unlocking |
----Why are you late for school ?----Because our car _______ halfway to the destination.
| A．broke in | B．broke down | C．broke out | D．broke up |
With a lot of difficulties ___ , they went to the seashore and had a good rest.
| A．settled | B．settling | C．to settle | D．being settled |
The thief , they were happy to shout loudly.
| A．was caught | B．catching | C．having caught | D．caught |