题目

The president spoke at the business meeting for nearly an hour without         his notes. A.bringing up                   B.referring to C.looking for                   D.trying on   答案： B 考查动词词组，refer to意为“参考，参看”，与题意相符。A项意为“抚养”，C项意为“寻找”，“try on”意为“试穿”。

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