---Mr. White didn’t come last night, did he?
---No. We for him. A whole night was wasted.
A. had waited B. have been waiting C. were waiting D, had been waiting
David studied hard before the examination, and it ______. He made an A.
A. worked out B. marked out C. paid off D. got through
______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
| A．To attach | B．Attach | C．Attached | D．Having attached |
---Who is to give us the lecture today?
---The lady _____ our headmaster into the hall.
| A．follows | B．following | C．followed | D．to be followed |
Those who don’t get their sufficient sleep are actually sending a(n) _____ to severe problems in their life.
| A．invitation | B．warning | C．explanation | D．solution |
If we learn to accept change and appreciate what is new and different, we will be well-prepared for whatever the future may have _______.
| A．in vain | B．in store | C．in demand | D．in general |