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【单选题】
我国在北魏时期 记载了从植物中提取天然色素及应用方法的著作是（ ）A.
《齐民要术》
B.
《神农本草》
C.
《本草图经》
D.
《天工开物》
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【单选题】The clay has already come when people needn't carry bank notes, coins, or even a cheque book any longer because of the use of computers.
A.
Y
B.
N
C.
NG
【简答题】__________ visitors come here each day to search for ancient coins.
【简答题】A．Coins, stamps and sports. B．Coins, sports and postcards. C．Coins, stamps and postcards. D．Stamps, sports and postcards.
【简答题】-- Has your former classmate come back from America? -- Yes, he _________ there for eight years.
【单选题】Come and visit me whenever _______.
A.
you are convenient
B.
you will be convenient
C.
it is convenient for you
D.
it will be convenient for you
【简答题】A．Coins, stamps and sports. B．Stamps, sports and postcards. C．Coins, stamps and postcards. D．Coins, sports and postcards.
【单选题】___________ visitors come here each day to search for ancient coins.
A.
soccer
B.
Scores of
C.
score of
D.
sucked in
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