Occasions are quite rare _______ I have the time to spend a day with my kids.
| A．who | B．that | C．which | D．when |
1 Professor James will give us a lecture on the Western culture, but when and where yet.
| A．haven’t been decided |
| B．haven’t decided |
| C．isn’t being decided |
| D．aren’t decided |
--- Do you have any idea what Paul does all day?
--- As I know, he spends at least as much time playing as he ．
| A．writes |
| B．does writing |
| C．is writing |
| D．does write |
The weather turned out to be fine yesterday. I the trouble to carry my umbrella with me.
| A．should have taken |
| B．could have taken |
| C．needn’t have taken |
| D．mustn’t have taken |
Knowledge and learning are important if we want to be successful, but they may also our thinking.（2011 .湖北）
| A．direct |
| B．limit |
| C．change |
| D．improve |
to the Chinese revolutionary cause, Dr Bethune was widely respected by the Chinese people.
| A．Devoting |
| B．Devoted |
| C．To devote |
| D．Devote |