土壤的结持性分为_爱下问搜题

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问题问答题简答题

土壤的结持性分为

答案

参考答案：

土壤的粘结性、土壤粘着性、土壤塑性。

问答题

简述商业循环的特征。

完形填空

You heard about the sign posted on a farmer's fence? On the other side of the     resides the biggest, meanest looking    you can imagine．The sign is intended to strike    into the hearts of would-be trespassers．It reads, "Don't attempt to    this field unless you can do it in 9．9 seconds．The bull can do it in 10 flat!"
Don't try to cross that field unless you are        !And isn't that the way it is in life? We have to be ready when the     arises or else we will have little chance of    ．
Sixth-grade schoolteacher Ms Shelton believed in    ．Students remember how she    in on the first day of class and began writing    of an eighth-grade caliber on the chalkboard．They    protested that the words were not on their    and they couldn't learn them．
Their teacher        that the students could and would learn these words．She said that she would       teach down to them．Ms Shelton ended by saying that one of the students in that classroom could go on to      ．maybe even be president some day, and she wanted to prepare them for that day．
Ms Shelton spoke those words many years ago．    did she know that someday one of her students - Jesse Jackson - would take them     ．She believed that if they were well prepared, they could achieve     goals．
Ralph Waldo Emerson once said, "People only see what they are prepared to see．"     that's true, then it is also true that they only become what they are prepared to become． And a lot of         is just about getting ready．

A．accompanied

A．opportunity

A．determination

D．requirement