试题 试卷
题型:单选题 题类:常考题 难易度:普通
广东省东莞中堂六校2016-2017学年九年级下学期英语第二次模拟试题
must, can, needn't, mustn't, have to
—No, we__________ . It's only five minutes' walk.
— No, We______. We have to wait.
— It ________ be him. He has ________ to Australia.
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