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1. They’ve already left Chongqing. (改为否定句) They left Chongqing . 2. Mary’s written an article about sports. (改为一般疑问句，并作否定回答) — Mary an article about sports? — No, . 3. Did you see tigers at the zoo yesterday? (用before代替yesterday改写句子) you tigers at the zoo before? 4. We’ve been here since 2011. (对划线部分提问) you been here? 5. Her baby is still asleep now. (改为同义句) Her baby yet. 参考答案 1. haven’t; yet 2. Has; written; she hasn’t 3. Have; seen 4. How long have 5. hasn’t woken up 对于这个问题  我有话说(责任编辑：admin) |