It was not _______she took off her glasses ______I realized she was my former classmate .
| A．when; that | B．until; that | C．until; when | D．when; then |
In order to look after her sick daughter, the old lady asked for a week’s ________.
| A．holiday | B．vacation | C．leave | D．rest |
---How did it _________ that all the flowers died ?
---I had forgotten to water them.
| A．come on | B．come up | C．come about | D．come along |
---Have you heard that Tom, as well as his parents, ________ moved to Beijing ?
---Really ? No _________ I haven’t seen him for a long time.
| A．have; doubt | B．have; reason | C．has; choice | D．has; wonder |
_______ 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 |
________ 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 |