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【判断题】
液压式振动沉拔桩机采用液压马达驱动。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】院前急救中，早期电除颤要求在下列哪项时限内完成（）
A.
患者发病后5分钟内
B.
目击者发现患者5分钟内
C.
急救医师到达现场5分钟内
D.
接到求救后5分钟内
E.
急救医师到达现场10分钟内
【单选题】Our country is nearly __________ years old. We’ll celebrate its __________ birthday on October 1, 2019 around the country. A. seventy ; seventy B. seventy ; seventieth C. seventieth ; seventy D....
A.
seventy ; seventy
B.
seventy ; seventieth
C.
seventieth ; seventy
D.
seventieth ; seventieth
【单选题】Seventy percent of the students _____ taken part in the work and seventy percent of the work _____been finished. [ ]
A.
has, has
B.
had , had
C.
has, have
D.
have, has
【单选题】My father is seventy, so he doesn’t have to work anymore. He’s _______.
A.
retired
B.
unemployed
C.
employed
D.
learned
【单选题】听力原文：M: You must have been driving at seventy miles an hour. Didn' t you see the speed limit? W: I can' t have been driving that fast. M: I was doing eighty when I overtook you. What were they talking...
A.
The driving speed of the woman.
B.
How fast they should drive.
C.
The speed limit.
D.
The driving speed of the man.
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