试题与答案

保护地栽培的优点()A.设备费用大 B.技术要求高 C.生产费用高 D.不受地区、季

题型:单项选择题

题目:

保护地栽培的优点()

A.设备费用大

B.技术要求高

C.生产费用高

D.不受地区、季节限制

答案:

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Benjamin Franklin was a great scientist .He was the youngest of the  46   boys in his family . He was a clever boy,   47  cleverer than his nine brothers . He studied in school for only three years . He    48  to learn new things .He  49  worked on new ideas even when he was a child . There are a lot of stories about him and here’s one of them.
One day in winter Benjamin Franklin learned from one of his   50    that something black in colour holds heat    51   than something white in colour “ Is that true ?” he asked himself . He wanted to know the answer.
It happened to be a   52  day and there was snow on the ground. He put two large pieces of cloth over the snow . One piece was black in colour and the other was white . The sun shone (照耀)  53  the two pieces of cloth .Two hours later ,Franklin took off the cloth and found that the snow under the black cloth melted (融化) more  54  than the snow under the white cloth.
He was happy that he had learned  55   from his friend.
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小题8:
A.besideB.inC.onD.above
小题9:
A.easilyB.quietlyC.slowlyD.quickly
小题10:
A.all thingsB.everythingC.anythingD.something
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