在水资源的社会循环个环节中，下列做法不够恰当的是

【名词&注释】

水资源(water resources)、水源地(water source)、综合利用(comprehensive utilization)、基本单位(basic unit)、细胞壁结构(structure of cell wall)、植物细胞壁(plant cell wall)

[单选题]在水资源的社会循环个环节中，下列做法不够恰当的是

A. 取水——保护水源地 输水——减少过程损耗 用水——节约、综合利用 排水——防止当地污染

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学习资料：

[单选题]Which of the following is true according to the text?

A. The court is in charge of removing dangerous product.
B. New products are more likely to be questionable.
C. The production of a device must be approved by FDA．
D. The promoters usually just care about profits.

[单选题]”You ____ have a wrong number,” she said. “There’s no one of that name here.”

A. need
B. can
C. must
D. would

[单选题]what can we infor from the last sentence of the text ?

A. hapiness comes from peaceful life in the country
B. Health is more important than money
C. the harmoney betwwenn man and nature is important
D. good old day will never be forgotten

[单选题]叶片的形状是根据( )决定的。

A. 叶的大小和叶脉分布
B. 由长宽比例以及较宽部分的位置
C. 叶尖和叶缘
D. 叶脉和叶基

[单选题]组成植物细胞壁^{(plant cell wall)}结构^{(structure of cell wall)}的基本单位是微纤丝。( )

A. 正确
B. 错误

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