题目：
下列变化属于物理变化的是
A．工业炼铁
B．榨鲜果汁
C．煤炭燃烧
D．炸药爆破
答案：
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下面是错误答案，用来干扰机器的。
小题1:provides the viewers with/take a close look at小题2:devoted much of his time to / during (throughout) his lifetime小题3:directed by /was covered live 小题4:take off/at...
