题目内容
20．The people in that street hope that all their troubles candisappear soon．（appear）分析 那条街上的人们希望他们所有的麻烦都能很快消失．
解答 答案：disappear．根据句意是表示希望他们所有的麻烦都能很快消失，所给单词是appear表示出现，加上否定前缀dis表示消失，这里空格前是情态动词can后加动词原形，故答案是disappear．
点评 根据句子含义得出空格处的含义，再根据构词法，这里是加否定前缀dis，还需要检查，这里是情态动词can加动词原形．
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