搜题
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第1题

In （ ）, shaking hand is normal when being introduced, and it.s also normal for two men kissing when they meet A.South A
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第2题

When greeting （ ）, you should never greet a woman with a kiss and never offer your hand to a woman first A.an American
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第3题

In （ ）, handshake are common for both sexes, and may include grasping the arm with the other hand A.Italy B.America C
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第4题

不允许自启动的重要电动机应装设带短延时的低电压保护，其时限为（ ）。 A.10～20s B.0.1～0.25s C.3～9s D.0.5～1.5s
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