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【单选题】
在对待资源上,应该把( ) 放在首位。
A.
利用资源
B.
保护资源
C.
节约资源
D.
开发资源
拍照语音搜题,微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【判断题】Jason decide to intervene to save the boy in spite of his fear of water.
A.
正确
B.
错误
【单选题】要求采用液控单向阀的压力机保压回路在保压工况实现液压泵卸荷,其换向阀应采用( )中位
A.
O型
B.
M型
C.
P型
D.
H型
【判断题】当车辆起步,车辆不动,车轮空转的时候,滑转率为100%。
A.
正确
B.
错误
【简答题】Why did Jason decide to intervene to savethe boy in spite of his fear of water?
【单选题】在下面哪个国家盛行吻手礼
A.
德国
B.
法国
C.
波兰
【单选题】要求采用液控单向阀的压力机保压回路在保压工况实现液压泵卸荷,其换向阀应采用( )型中位
A.
O
B.
P
C.
H
D.
Y
【判断题】Decide whether the sentence is true or false I is Jason.
A.
正确
B.
错误
【多选题】保证锁紧迅速、准确,要求采用液控单向阀的压力机保压回路,在保压工况液压泵卸载,其换向阀应选用( )中位机能。
A.
H型
B.
M型
C.
Y型
D.
D型
【单选题】Who is Gary?
A.
Jason's classmate.
B.
The woman's boyfriend.
C.
A neighbor of Jason.
D.
Jason's roommate.
【单选题】Why did Jason decide to intervene to save the boy in spite of his fear of water?
A.
Because he was encouraged by his friend Matt.
B.
Because he could forget the horrible feelings last summer.
C.
Because nobody except Jason knew the jetty was the only way to save him.
D.
Because he was no longer afraid of water when he saw the poor drowning boy.
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