慢速英语:Everyday Grammar: Beating Problems with Adverbs

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1. describe vt.叙述; 描写
例句：It is very difficult to describe my joy in words.
我的快乐难以用语言来形容。

2. classify vt.分类，归类
例句：He carefully began to classify the results of his examinations.
他开始细心地为他的检验结果分类。

3. replace vt.代替; 替换
例句：We undertake to replace any product not up to the specifications.
产品不合规格，保证退换。

4. unexpected adj.意外的; 想不到的，料不到的
例句：Her repulse was quite unexpected.
她的拒绝是完全出人意料的。