【答案】It is raining hard outside. You’d better bring _____ umbrella with you ..

It is raining hard outside. You’d better bring _____ umbrella with you ..

A. a B. an C. the D. /

【答案】

B

【解析】

句意“外面雨下得很大，你最好带一把伞”。根据句意可知，表示“一个”，用不定冠词，且umbrella为元音音素开头，用an，故选B。