Unit 13 Were trying to save the earth! 第三课时 Section A(Grammar Focus4c) 单元同步语法精讲精练 一、根据句意 ， 用括号中所给动词的适当形式填空。 1 Look！ The Smiths _(eat) dinner in the kitchen. 2 His sister _(leave) for Hong Kong tomorrow. 3 We _(know) each other since we were children. 4 Linda _(write) a novel these days. are eating will leave/is leaving have known is writing 5 Bill likes reading.He _(read) picture books with his dad every evening. 6 They dont live here any longer.They _(move) to Chengdu last month. 7 Yesterday， I
