Do you know the reason ____ she has changed her mind?
| A．for that | B．which | C．why | D．of which |
---Could you please tell us _____ the famous singer will come for his performance?
---Probably in weeks, and the tickets won’t be expensive.
| A．how often | B．how long | C．how soon | D．how much |
The number of traffic accidents caused by drinking is _____ as the number of those caused by non-drinking driving.
| A．twice as many | B．many as twice | C．as twice large | D．twice as large |
I would have called you up for help had it been possible, but I _____ your phone number then.
| A．hadn’t had | B．didn’t have | C．shouldn’t have | D．couldn’t have |
On weekends when Jane comes back home from school, she eats everything in _____.
| A．scene | B．sight | C．view | D．range |
. ---Can I smoke here?
---No. On no condition _____ in the museum.
| A．is smoking permitted | B．smoking is permitted |
| C．was smoking permitted | D． smoking was permitted |