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【单选题】
下列药物中中枢抑制作用最强的H 1 受体阻滞药是
A.
曲吡那敏
B.
C.
氯苯那敏
D.
氯雷他定
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参考答案:
举一反三
【简答题】车窗玻璃升降器常见的有__________ 和__________两种。
【判断题】车窗玻璃升降器常见的有钢丝滚筒式和齿扇式两种。
A.
正确
B.
错误
【简答题】I’ve always known my kids use digital communications gear (装置) a lot.But my cellphone bill last month really grabbed my attention.My son had come up to nearly 2,000 incoming text messages,and had sent...
【单选题】下边所示的工具中,可以用来拧松安装在如下图所示的狭窄空间的螺栓的是
A.
A
B.
B
C.
C
【单选题】萃取操作所选择的萃取剂S(或溶剂)应对溶质A的溶解度愈(  )愈好,对稀释剂B的溶解度则愈(    )愈好。
A.
大,大
B.
大,小
C.
小,大
【简答题】车窗玻璃升降器常见的有钢丝滚筒式和()两种。
【单选题】I’ve tried my best and done quite well, but he ___________ faults with me.
A.
always finds
B.
has always found
C.
always found
D.
is always finding
【简答题】完型填空。 Charlie is twenty-three now. He 1 a university(大学) and found work in a factory last year. It’s 2 and there are no more than fifty workers in it. And only he 3 in a university. So he looks down u...
【简答题】车窗玻璃升降器常见的有钢丝滚筒式和()两种。
【简答题】Charlie is twenty-three now. He 1 a university(大学) and found work in a factory last year. It’s 2 and there are no more than fifty workers in it. And only he 3 in a university. So he looks down upon hi...
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