皮皮学，免费搜题
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【单选题】
动物免疫血清是A.
异种抗原
B.
超抗原
C.
异嗜性抗原
D.
自身抗原
E.
同种异型抗原
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【简答题】If there is no difference in general intelce(智力)between boys and girls,what can explain girls' poor performance in science and mathematics? It seems to be that their treatment at school is a dire...
【单选题】根据宪法的规定，下列哪个事项不属于全国人民代表大会常务委员会行使的职权?()
A.
修改宪法
B.
解释宪法，监督宪法的实施
C.
制定和修改除应当由全国人民代表大会制定的法律以外的其他法律
D.
解释法律
【简答题】自动变速器上P代表_______停车使用,可用于起动,R代表_______,N代表_______,可临时停车,可用于起动,D代表_______正常行车档。
【单选题】设有定义: double x2.12; ,以下不能完整输出变量 x 值的语句是
A.
printf(“x=%5.0f\n”,x);
B.
printf(“x=%f\n”,x);
C.
printf(“x=%lf\n”,x);
D.
printf(“x=%0.f\n”,x);
【单选题】If there is no difference in general intelligence between boys and girls, what can explain girls' lack of success in science and mathematics? It seems to be that their treatment at school is a direct ...
A.
They think mathematics is not interesting.
B.
They think mathematics is difficult.
C.
They think mathematics is competitive.
D.
They think boys will not like it either.
【单选题】I want to provide my boys with a decent education．
A.
good
B.
special
C.
private
D.
general
【多选题】电击对人体的效应是由通过的电流决定的 . 而电流对人体的伤害程度除了与通过人体电流的强度有关之外 , 还与下列哪些因素有关有关。
A.
电流的种类
B.
电流的持续时间
C.
电流的通过途径
D.
电流的初相位
E.
人体状况
【简答题】阅读理解。 If there is no difference in general intelce (智力) between boys and girls, what can explain girls' poor performance in science and mathematics? It seems to be that their treatment at school ...
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