Humans are cutting down the forests to ________ the land for other uses.
A. clear B. destroy C. cover D. protect
－How about going to the Disneyland together?
－___________
A. Enjoy yourself! B. Good luck!
C. What’s up? D. Sounds like a good idea!
I ________ go to the theatre, because I don’t like operas at all.
A. always B. often C. sometimes D. never
Write down the phone number, __________ you’ll forget it.
A. so B. and C. but D. or
We can get fresh water from rain, from rivers, or from ________ the ground.
A. across B. under C. over D. off
They develop their skills _________ they can do things better and better.
A. however B. because C. since D. so that
