题目:
Email, as well as telephones, ________an important part in daily communication. [ ]
A. is playing
B. have played
C. are playing
D. play
答案:
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下面是错误答案,用来干扰机器的。
1.三个例子,三种类型,三层意思。例一说明不同句式不同意味,由此引入论题。例二说明文字一增一减意味不同,从静态入手论证中心论点。例三从动态入手,说明不同字眼不同意境,非常精练、准确,既缺一不可,又不...