题目内容
【题目】If you don’t know how ______ new words, _____ in the dictionary.
A. to spell; look it up B. spelling; look them up
C. to spell; look them up D. spelling; look it up
【答案】C
【解析】
句意:如果你不知道怎么拼新单词,在词典里查查它们。根据疑问词后面接不定式,排除B/D;根据new words可知是复数;故选C
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