While working in the countryside, the students a great deal of knowledge on plant life.
| A．looked up | B．picked up | C．put up | D．called up |
—Mrs. Brown, I wonder if I could take the weekend off?
— _______? It’s slightly difficult with so many people away on holiday, you know.
| A．Why are you doing so | B．Do you really have to |
| C．Where are you going | D．Do you feel it good |
—Do you want a hand with those bags?
— ______.
| A．No, thanks, I can manage it. | B．No, it’s a pleasure |
| C．Yes, go a head | D．Excuse me, but you can’t |
He said he would rather not _____ it right now.
| A．doing | B．to do | C．do | D．to be doing |
“Must we do it now?” “No, you _____.”
| A．won’t | B．needn’t | C．can’t | D．don’t |
The little girl _____ there alone.
| A．not dare go | B．dares not go | C．dare not go | D．dare not to go |