It is a long time ________ they separated, but it won’t be long ________ they meet again.
| A．since, before | B．after, when | C．since, when | D．after, before |
----Do you think so ?
----_________!
| A．Absolute | B．Course | C．Absolutely | D．Completely |
_______ Tom, we wouldn’t have been late for the last bus.
| A．If we didn’t wait for |
| B．If we haven’t waited for |
| C．we hadn’t waited for |
| D．Had we not waited for |
The twin brothers stand under the tree, ______ and say nothing.
| A．puzzled | B．puzzling |
| C．being puzzling | D．being puzzled |
________ that I was puzzled.
| A．So difficult a question did he ask me |
| B．Such difficult a question did he ask me |
| C．Such a difficult question he asked me |
| D．He asked me a so difficult question |
The factory, including its machines and buildings, ______ burnt to ashes during the fire.
| A．is | B．are |
| C．was | D．were |