皮皮学，免费搜题
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搜题
【单选题】
遵守社会公德是维护社会公共生活正常秩序的（）条件。A.
充分
B.
必要
C.
偶然
D.
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】毒蕈型受体,也叫M受体,主要分为3类,其中,M3受体主要分布于( ),激动时引起腺体分泌和肌肉收缩。
A.
胃壁细胞
B.
唾液腺
C.
皮脂腺（汗腺）
D.
心肌
E.
肾上腺
F.
睫状肌
G.
胃肠肌
【简答题】The computer plays an important part in our everyday life. It is one of the great 1 in the world in the twentieth century. It works for us not only at home. in the offices, in big shops, 2 at schools....
【简答题】Choose the best one from the items given below to complete the following passage. Early computers { 1 } to solve mathematical and engineering problems. The first general purpose of { 2 } electronic co...
【简答题】Early computers 1 to solve
mathematical and engineering problems. The first general purpose of 2 electronic computer was the Electronic Numerical Integrator and Computer
(ENIAC), built by J. Presper E...
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