外研版九年级下册-4.3 Unit 3 Language in use（练习）（解析版）.doc

Unit 3 language in use 基础篇一、单项选择。1.—Whose textbook is it? Is it Jenny's?（2020 年湖北鄂州）—No, it ________ be Jenny's. Look, Helen's name is on the cover. I think it ________ be Helen's.A. can't; mustB. mustn't; mustC. can't; mayD. mustn't; may【答案】A【解析】句意：——这是谁的...