Question

【题目】Tennis is not a team sport. It is usually _____ one-on-one game.

A. a B. an

C. the D. /

Answer 1

【答案】A

【解析】句意：网球不是团队运动。它通常是一对一的比赛。不定冠词a/an用来修饰单数可数名词，表示泛指，定冠词the表示特指。根据usually 判断，此处表示泛指，one [wn]以辅音音素开头，前面用不定冠词a，故答案为A。