Today we can see that many people are cutting down the trees in the forests. A lot of _____ lands have become deserts. If we read newspapers, we’ll learn that the forests on the earth are getting smaller _____ . We are cutting down large numbers of trees _____ we need wood and farmland. Some scientists say that there will not be any great forests _____ 20 or 30 years.
What will happen if the forests disappear? A lot of plants will die and the animals will _____ their homes. In many places the new farmland will soon look_____ the old desert. Crops will not grow there. There won’t be enough _____ , and the weather will get hot and dry. If the climate of the earth changes, life will be _____ for everyone. Our living environment will become _____ . More and more rich farmland will disappear. We will suffer a lot from both droughts (干旱) and floods.
It’s our duty _____ the forests well. Everyone should try his best to make a contribution (贡献) to taking care of the forests. Stop cutting down the trees and make the world greener!
1.A.low B.rich C.lonely D.high
2.A.on time B.all the time C.in timeD.no time
3.A.or B.so C.because D.but
4.A.in B.at C.on D.with
5.A.find B.build C.lose D.decorate
6.A.like B.up C.at D.out
7.A.snow B.sunshine C.wind D.rain
8.A.easy B.hard C.happy D.interesting
9.A.better and better B.worse and worse C.bigger and bigger D.more and more
10.A.to do B.do C.to protect D.protect
His close friend _____ for two years.
A.died B.has died
C.has been dead D.has been died
There was a rainstorm yesterday. The flood _____ the old bridge over the small river.
A.washed away B.went away
C.blew away D.put away
She finished the work _____ as soon as possible. She’s very happy now.
A.succeed B.successfully
C.success D.successful
—Do you know him?
—I’m sure I’ve seen him _____, but I can’t remember the right place.
A.anywhere B.nowhere
C.everywhere D.somewhere
What can we students do _____ the environment?
A.to protect B.protected
C.protecting D.protects