题目内容
（请给出正确答案）
A、he realized
B、did he realize
C、he has realized
D、realized he
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更多“Only when he had handed in his exam paper,_____ he had made several grammatical mista”相关的问题
A.he has realized that
B.he realized that
C.has he realized
D.did he realize
A、limp
B、limb
C、lamp
D、lamb
Paper was invented by the Chinese in the first century AD.Paper was not made in southern Europe until about the year 1100. Scandinavia——which now makes a great deal of the world’s paper——did not begin to make it until 1500. Most paper is made from wood. Paper-making is an important industry and paper from Britain is sold to many countries such as Australia and South Africa.Some of the wood used in the British paper making industry comes from trees grown in Britain,but wood is also bought from other countries such as Norway.One tree is needed for every four hundred copies of a forty-page newspaper.If half the adults in Britain buy one daily paper,this uses up over a thousand trees a day.All over the world,trees are world, trees are being cut down faster than they are being planted, so there may be a serious need for paper at the beginning of next century . When we think of paper, we think of newspaper, books, letters and writing paper.But there are many other uses.Only half of paper is used for books,and newspaper,etc. Paper is very good for keeping you warm.Each year,more and more things are made of paper. But the latest in paper making seems to be paper houses. Wher was paper invented？ A. In China
B. In southern Europe
C. In Scandinavia
D. In Britain
Scandinavia began to make paper__________.A.in 1100
B.in 1400
C.in 1500
D.in the first century
Every four hundred copies of a forty-paper newspaper will need _____________.A.half a tree
B.one tree
C.two trees
D.more than one tree
All over the world, trees are being cut down___________than they are being plantedA.more slowly
B.much faster
C.much more slowly
D.faster
The latest things made of paper are___________.A.chairs
B.tables
C.clothes
D.houses
When we think of paper, we think of newspaper, books, letters and writing paper.But there are many other uses.Only half of paper is used for books and newspaper, etc .Paper is very good for keeping you warm.Each year, more and more things are made of paper.Now we hear that chairs, tables, and even beds can be made of paper.But the latest in paper making seems to be paper houses.
26.Where was paper invented()?
A.In China.
B.In Scandinavia.
C.In Britain.
27.Scandinavia began to make paper().
A.in 1100
B.in 1400
C.in 1500
28.Every four hundred copies of a forty-page newspaper will need().
A.half a tree
B.one tree
C.two trees
29.All over the world, trees are being cut down than they are being planted().
A.faster
B.more slowly
C.much more slowly
30.The latest things made of paper are().
A.chairs
B. tables
C.houses
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