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【判断题】
线胀系数是表征物体长度随温度变化的物理量
A.
正确
B.
错误
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举一反三
【单选题】why is the man so excited at the end of this dialogue?
A.
because he doesn't have to register
B.
becuase he doesn't have to stand in line  to register.
C.
becuase he has to register in person.
D.
because he has to register on-line
【单选题】Conversation Two Why is the man so late?
A.
He lives far away from here.
B.
He got stuck in a traffic jam.
C.
He couldn't find a place to park his car.
D.
He couldn't find his car.
【单选题】Why is the man so annoyed?
A.
Because he didn't like listening to radio.
B.
Because his sister made him study very hard.
C.
Because the noise disturbed him so muc
【多选题】有关排量的说法下列正确的是()
A.
一般情况下排量越大,发动机的动力越小
B.
一般情况下排量越大,发动机的动力越大
C.
动力大小与排量无关
D.
排量是指多缸发动机工作容积的总和
【单选题】高级西餐厅餐台上中有三层布草,中国一层布草为()
A.
台布
B.
装饰布
C.
法兰绒垫布
D.
口布
【判断题】通常情况下,粒子的真密度总是大于等于堆密度。
A.
正确
B.
错误
【单选题】Why is the man so annoyed?
A.
Because he didn't like listening to radio.
B.
Because his sister made him study very hard.
C.
Because the noise disturbed him so much.
【判断题】单独海损是指载货船舶在海运途中,被保险货物造成的部分损失。( )
A.
正确
B.
错误
【单选题】医院内获得性肺炎的病原菌主要是
A.
变形杆菌
B.
金黄色葡萄球菌
C.
流感嗜血杆菌
D.
铜绿假单胞菌
E.
肺炎链球菌
【单选题】医院内获得性肺炎的病原菌主要是( )
A.
肺炎链球菌
B.
流感嗜血杆菌
C.
铜绿假单胞菌
D.
变形杆菌
E.
金黄色葡萄球菌
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