Question

【题目】Li Lei studies hard. He always does his homework ________ when he comes back from school.

A. at onceB. next timeC. a little

Answer 1

【答案】A

【解析】

本题考查介词短语的用法。句意：李磊学习努力。他从学校返回时，总是马上做作业。A. at once马上； B. next time下一次；C. a little一点。根据上一句李磊努力学习可知，他马上写作业，故选A。