Ⅲ。Proofreading and Error Correction 10%
Directions: There is one passage in this part. The passage contains no more than TEN errors. Each indicated line contains a maximum of ONE error. In each case, only ONE word is involved. You should proofread the passage and correct it.
In 1620, about half the USA were covered by forests.1.
Today the forests have almost gone. A lot of good land has gone them,2.
leave only sand. China doesnt want to copy the USAs example. 3.
Were planting more and more trees. Weve built the “Great Green Wall” 4.
of trees cross northern part of our country. The Great Green Wall 5.
is 7,000 kilometers long, and between 400 to 1,700 kilometers wide. 6.
It will stop the wind from blow the earth away. It will stop the sand from 7.
moving towards to the rich farmland in the south. More “Great Green Walls” 8.
are needed. Trees must be grow all over the world. 9.
Great Green Walls will make the world worse. 10.