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【单选题】
在土方工程中，对于大面积场地平整、开挖大型基坑、填筑堤坝和路基等，宜优先选择的土方机械为()。A.
正铲挖土机
B.
反铲挖土机
C.
推土机
D.
铲运机
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皮皮学刷刷变学霸
举一反三
【单选题】What Mr. King said is a big problem _____ at the next meeting. [ ]
A.
to discuss
B.
to be discussed
C.
discussing
D.
to have discussed
【简答题】We were on tour a few summers ago, driving through Chicago, when right outside of the city, we got pulled over. A middle-aged policeman came up to the car and was really being troublesome at first. Le...
【判断题】There are two main functions of signal words: one is to add a comment that contrasts with what has just been said or to signal what they are about to say is the result or cause of their previous remar...
A.
正确
B.
错误
【简答题】We should fasten the ____(safe) belt when you are driving a car.
【简答题】男性，77岁，肝癌晚期，有大量腹水，经常出现阵发性剧烈疼痛。病人近日来常对其家人说：让我快点死吧，我不想再活下去了。尤其在疼痛发作时求死欲望强烈，情绪烦躁，在疼痛缓解时拒绝与人交流。问：如何减轻该老人的疼痛？可采取何种护理方法？
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