This kind of paper is wood.
A. made into B. made from
C. made of D. made up of
We hope the students will go there .
A. as quickly as possible B. as soon as they will
C. as possible D. as quick as they can
More sheep by the farmer since two months ago.
A. was sold B. were sold
C. has been sold D. have been sold
young trees have been planted along the north of China these years.
A. Million of B. Millions of
C. Several millions D. Millions
The final exam is coming. All the students are busy getting ready it.
A. to B. at C. for D. with
造纸术不仅是中国古代的伟大发明，同时也促进了世界文明的发展。请根据下面表格里所提示的内容，以One of the Most Helpful Inventions为题写一篇短文。词数60-80之间。
Invention | Paper |
Time | Western Han dynasty |
Inventor | Cai Lun |
Materials | bark, ropes, rags and so on |
Uses | writing, painting, printing books and so on |
One of the Most Helpful Inventions
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