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单词记忆:①合成,如:class+room=classroom②派生,如:art+ist=artist③转化,如:rain:(名)雨,雨水——(动)下雨越多越好

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单词记忆:
①合成,如:class+room=classroom
②派生,如:art+ist=artist
③转化,如:
rain:(名)雨,雨水——(动)下雨
越多越好
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1.readingroom/homework/housework/newspaper/schoolboy/bookcase/motorcycle/chairman/chairwoman/postman/postwoman/blackboard/highway/workbench/overcoat2.amoral/asexual/anonymous/autonomy/automobile/bicyc...