皮皮学,免费搜题
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搜题
【单选题】
明式家具中三根直材交叉接合时,两根的位置关系可能不是下列的哪一项?
A.
一长一短,长的做透榫,短的顶在长榫榫颊上
B.
一端榫卯,一端胶粘
C.
两根一样长,格角相抵
D.
大进小出,互相避让
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皮皮学刷刷变学霸
举一反三
【判断题】格老孔认为,没有监督,则没有人会做不义者。()
A.
正确
B.
错误
【判断题】我们通过try...except语句来捕获异常。
A.
正确
B.
错误
【简答题】A.肽键 B.氢键 C.二硫键 D.疏水作用 E.3′,5′-磷酸二酯键 蛋白质一级结构中的主要化学键 A. B. C. D. E.
【简答题】A.肽键 B.氢键 C.二硫键 D.疏水作用 E.3′,5′-磷酸二酯键 蛋白质一级结构中的主要化学键
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
7. A) They are a healthy choice for elderly people.
B.
B) They are especially popular among Italians.
C.
C) They symbolize good health and longevity.
D.
D) They go well with different kinds of food.
【简答题】聚酰胺66粉末
【单选题】蛋白质二级结构中的主要化学键是
A.
肽键
B.
氢键
C.
疏水键
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
Because he hates to ask the woman to lend him money.
B.
Because he needs money to pay the mortgage(按揭).
C.
Because he has used up all his savings for travel.
D.
Because such a travel is not worth it.
【单选题】蛋白质一级结构中的主要化学键是
A.
二硫键
B.
肽键
C.
氢键
D.
碳碳三键
【单选题】Questions 5 to 8 are based on the conversation you have just heard.
A.
Because he is often busy writing books.
B.
Because he usually has meetings.
C.
Because he always gets up very late.
D.
Because he often goes out to exercise.
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