题型：单选题题类：常考题难易度：普通

深港朗文版小学英语五年级下册Unit 3 Changes in our city测试卷

Children _________ play with fire. It's dangerous.

A、must B、mustn't C、can D、needn't

举一反三

—Yes, she {#blank#}3{#/blank#}.(do)

— I _____ thirsty, Mum.

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