摘要： Many hospitals recommend that we use the letters DR ABC to remember what to do when we have to think fast. 很多医院建议当我们需要快速思考的时候.我们应 该用DR ABC来提醒我们该做什么. 当 remmmend 后接宾语从句时.从句中通常用 should来表示虚拟语气.should还可以省略.类似的 动词还有suggest.advise.demand.etc. The teacher recommended that we read the novel. 老师劝我们读那本小说. The professor advised his little brother study harder when he was still young. 那位教授建议他的弟弟趁年轻应该努力学习.

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