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【单选题】
根据G.V.Black的窝洞分类方法,下列哪句话是正确的( )A.
Ⅰ类洞都是单面洞
B.
Ⅱ类洞都是复面洞
C.
Ⅰ类洞是后牙窝沟点隙龋坏所制备的洞形
D.
Ⅲ类洞是前牙邻面未损伤切角的龋坏所制备的洞形
E.
Ⅴ类洞是后牙颊(唇)舌面颈1/3处的龋损所备成的窝洞
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【单选题】“It isn’t very _____ here in winter, is it ?” “No, it is chilly and wet.”
A.
pleasant
B.
pleased
C.
principal
D.
genuine
【单选题】在图所示的自动控制的电路中，“ ”是电铃的电路图符号，当开关S闭合时，工作电路的情况是
A.
灯亮，电动机转动，电铃响
B.
灯亮，电动机转动，电铃不响
C.
灯不亮，电动机不转，电铃响
D.
灯亮，电动机不转，电铃响
【单选题】患儿,10个月。呕吐、腹泻3d,大便10~12次/d,稀水便,精神弱,脱水征明显。在补充累积损失过程中小儿出现无力、心音低钝、腹胀、肠鸣音弱,首先应考虑
A.
低钙血症
B.
高钾血症
C.
高血糖症
D.
低血糖症
【单选题】听力原文：M: Is it still raining? W: Is it raining? Look at my clothes--they're wet. Q: What does the woman mean? (2)
A.
She's looking for her raincoat.
B.
She's wearing her clothes.
C.
It is not raining.
D.
She got caught in the rain.
【简答题】路基边坡与地面的交点,在铁路路堤中称为____,在铁路路堑中称为____。
【简答题】to shine because it is wet or covered with oil
【单选题】It is really cold and the ground is wet; it have rained last night.
A.
might
B.
must
C.
can
D.
should
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