人教版高中英語(yǔ)選修七unit 4《sharing》（s expressions）同步講練(文件)
【正文】 skin. In summer, water the plants regularly and never let the soil dry out. ★ dry up 意為：①（河流，井等）干涸；②枯竭，耗盡；③停止說(shuō)話。如： 1. I hear from my mother every week. 2. I heard from my sister in New York yesterday. 【 拓展 】 hear sb. out 聽(tīng)某人說(shuō)完 hear about sb. / sth. 聽(tīng)到關(guān)于某人 /事物的消息 hear of sb. / sth. 聽(tīng)到或知道某人 /事物的情況 【 即學(xué)即練 】選用以上短語(yǔ)的適當(dāng)形式填空。 1. This machine operates night and day. ___________________________________________ 2. We will have to operate on his eyes. ___________________________________________ 3. The system operates in five countries. ___________________________________________ 4. Do you know how to operate the heating system? ___________________________________________ 參考答案 operate 【 自我歸納 】工作，運(yùn)轉(zhuǎn)； on 【 即學(xué)即練 】 1. 這臺(tái)機(jī)器日夜運(yùn)轉(zhuǎn)。 operate 【語(yǔ)境展示】 閱讀下 面 句子，并試著歸納 operate 的意思及用法。 1. I plan to wait here unless someone tells me otherwise. 2. Jimmy is a little naughty, but otherw
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