Which of the following sentences is right?
| A．I think your ruler is as long as me. |
| B．I don’t think your ruler is so long as mine. |
| C．I think your ruler is so long than mine. |
| D．I don’t think your ruler is so long as me. |
We should do more work with _______ money and _______ workers.
| A．fewer, less | B．less, fewer |
| C．fewer, more | D．more, less |
It’s _______ of him to do things for others all the time .
| A．useful | B．helpful | C．helpless | D．useless |
There _______ a pair of scissors and two pairs of trousers on the bed.
| A．is | B．are | C．has | D．have |
The trip _______ us about four hours by plane.
| A．spent | B．paid | C．cost | D．took |