题目内容
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[主观题]
lens paper culture擦镜纸培养法
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第2题
A、 levels
B、 stories
C、 layers
D、 formations
第3题
The higher the standard of living,().
A.the greater is the amount of paper is used
B.the greater amount of paper is used
C.the amount of paper is used is greater
D.the greater the amount of paper is used
第6题
Paper making in China ______ from there to North Africa and Europe.
A.sprang
B.spilled
C.carried
D.spread
第10题
A.out
B.alone
C.off
D.behind