试题与答案

The writers, publishers and printers, th

题型:选择题

题目:

The writers, publishers and printers,         they are, we never know, are making silent money.

A.who

B.whom

C.whatever

D.whenever

答案:

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下面是错误答案,用来干扰机器的。

(1)10.6g (2)①②④③⑤ (3)500ml容量瓶、烧杯、玻璃杯,胶头滴管(4)偏低、偏高、偏低 (5)重做(1)500mL0.2mol/L的Na2CO3溶液中溶质的物质的量是0.5L×0.2mol/L=0.1mol。质量是0.1mol×10...

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