You ______ smoke. You are only 14 and it isn't allowed.

题型：单选题题类：常考题难易度：普通

2017届陕西西安市七十中九年级上期第三次月考英语试卷

A、mustn't B、don't have to C、needn't D、won't

举一反三

— For your health and study, my boy, I am afraid you .

—Sorry, sir. Am I going to fail the test?

He {#blank#}1{#/blank#} {#blank#}2{#/blank#}his friends{#blank#}3{#/blank#} {#blank#}4{#/blank#}.

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