It might have saved me some trouble ______ the schedule.
| A．did I know | B．have I known |
| C．do I know | D．had I known |
I like _______ in the autumn when the weather is clear and bright.
| A．this | B．that | C．it | D．one |
The weather turned out to be fine. I the trouble to carry the umbrella with me.
| A．should have taken | B．needn’t have taken |
| C．mustn’t have taken | D．could have taken |
The government has taken some measures to solve the problem of unemployment, but it may be some time ______ the situation becomes better.
| A．before | B．since | C．after | D．unless |
With the debt problem worsening, it is going to be a ______ test for EU to help Greece out of trouble.
| A．tough | B．smooth | C．distant | D．private |
Holiday is ______ time for leisure. But making good use of ______ time is not an easy task for most people.
| A．the; the | B．a; the | C．the; a | D．不填; 不填 |