---Could I have a window seat ?
---All right. Your flight _____ boarding at Gate 18 at 2:15.
| A．have begun | B．began | C． is to begin | D．begins |
The most important words in this sentence have been _____, so it doesn’t make any sense．
| A．left out | B．held out | C．set out | D．made out |
Among the reporters first work about college students’ life sells pretty well. He’s busy talking with them.
| A．does Tom stand whose | B．Tom stands whose |
| C．stands Tom whose | D．stood Tom whose |
You ______have written such a long article. The teacher said 100 words would be enough.
A. mustn’t B needn’t C couldn’t D. wouldn’t
— Is there any possible way to help the children get rid of such a bad habit?
— To be honest, it’s very hard, but we ______on this problem.
| A．work | B．worked | C．are working | D．were working |
— How are they getting on with their work?
— Everything goes well as ______.
| A．to be planned | B．being planned | C．planned | D．planning |