―When do we need to pay the balance ?
 ―        September 30.
| A.In | B.By | C.During | D.Within | 
David likes country life and has decided to _____ farming.
| A.go in for | B.go through | C.go on to | D.go with | 
The simple joy of reading is something we take for granted. But many people have had to _____ this pleasure because of poor eyesight.
| A.give in | B.give off | C.give out | D.give up | 
Please make sure the light will _____ if no one is in the room.
| A.turn off | B.put out | C.take away | D.go out | 
It is a pity that the quarrel _____ their friendship.
| A.broke up | B.put down | C.gave up | D.took away | 
---Will you walk a little faster?
   ---I was afraid you could not _____ .
| A.walk up | B.go up | C.keep up | D.catch up |