Question

【题目】I still remember ________ one occasion, we were sitting ________ the shade of a big tree playing and chatting happily.

A. on; in B. at; under

C. in; under D. at; in

Answer 1

【答案】A

【解析】试题分析：考查介词。固定词组：on one occasion在某一场合；in the shade of在阴凉处。根据句意可知选A。