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19.You can _____ the word in the dictionary if you don't know its meaning.(  )
A.look atB.look afterC.look outD.look up

分析 如果你不知道单词的意思,你可以查字典.

解答 答案:D
look at看…;look after 照顾;look out小心;look up 查字典.根据句意:如果你不知道单词的意思,你可以查字典.,故选D.

点评 本题考查动词词组的辨析,在熟知各个词组意思的基础上与句子的语境相结合,从而得出正确的答案.

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