─ did they go to work last week ? ─Once .
| A．How many times | B．How often | C．How soon | D．How long |
相关试题
There are over ______ students in their school.
| A．hundreds | B．nine hundreds | C．hundreds of | D．nine hundred |
Her brother is very busy with his work now, so he has _____ time to read newspaper.
| A．much | B．little | C．full | D．a lot of |
--- How far is your family from here?
--- It’s about ten _____ walk.
| A．minute’s | B．minute | C．minutes’ | D．minutes |
— Could you look after my dog for me while we're away? — .
A. Yes, please B. No, I'm not C. With pleasure
comes; comes B. will come; comes C. 
comes; will come
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