题目内容

马桶如何排放?

A. 直接拿出机外倒掉
B. 从马桶勤务面板排放
C. 以上所有

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氨酰-tRNA合成酶可以通过合成反应的逆反应切除误载的氨基酸。

A. 正确
B. 错误

青霉素、链霉素、破伤风抗毒素、普鲁卡因皮试液的标准剂量。

When turning a ship in restricted space with a strong wind,it is normally best to().

A. Go ahead on both engines with the rudder hard to one side,if on a twin-screw vessel
Back down with the rudder hard to one side,if on a single-screw vessel
C. Take advantage of the tendency to back to port,if on a twin-screw vessel
D. Turn so that the tendency to back into the wind can be used,if on a single-screw vessel

期货交易所为参加期货交易活动的会员在财务资信等方面提供一定程度的担保。()

A. 正确
B. 错误

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