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【多选题】
以下关于刚性基础说法正确的是 ( )。
A.
刚性基础常用的材料有砖、石、混凝土等。
B.
刚性基础抗压强度大。
C.
刚性基础抗拉强度大。
D.
刚性基础抗剪切强度小。
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A.
伸肌收缩反射
B.
阳性非对称性紧张性颈反射
C.
屈肌收缩反射阳性反应
D.
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B.
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C.
He has a very rough temper.
D.
He has very high standards of workmanship.
【单选题】In what way is the village shoemaker a “formidable figure”?
A.
He seems to pay little attention to public opinion.
B.
He refuses to mend cheap, mass-produced shoes.
C.
He is bad-tempered as well as an excellent craftsman.
D.
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A.
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B.
来源稳定
C.
可供选择的品种及规格较多
D.
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A.
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B.
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C.
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A.
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B.
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C.
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D.
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A.
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B.
明胶、虫胶、阿拉伯胶
C.
羧甲基纤维素、阿拉伯胶
D.
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E.
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A.
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B.
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C.
屈肌收缩反射阳性
D.
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E.
联合反应阳性
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A.
people would pay more attention to the problem
B.
governments would take effective measures
C.
all sides concerned would make more efforts
D.
farmers would use less artificial fertilizers
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