英语 三年级 选择题 标准

情态动词should的用法 — 英语选择题

清华大学版·英语 Unit Three Green Living AI 三重审校通过

题目
选出用 should 表示建议的句子。A. We should turn off the lights. B. We should turns off the lights. C. We should turning off the lights. D. We should turned off the lights.