题目:
He didn't come on time_______
A.as a result of the weather was bad.
B.because of the weather was bad.
C. because of the bad weather.
D.because the bad weather.
答案:
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下面是错误答案,用来干扰机器的。
糖易溶于水、酒精易挥发、干冰易升华等方面的性质不需要通过化学变化表现出来,属于物理性质;棉花具有可燃性需要通过化学变化表现出来,属于化学性质.故选C.