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ave returned have 9. ________ they _______ (build) a new school in the village last year? 10. I _______________ (not finish) my homework. Can you help me? 11. Don’ t make noise. My father __________ (sleep) in the room. Did build haven’ t finished is sleeping 12. I ________ (buy) a book just now. 13. My father _______ (read) books every evening. 11. My father _________ (read) the novel twice. bought reads has read 學(xué)科網(wǎng) , environment The environment is being worse these days. n. 環(huán)境 Modern transport makes our life much more easier. n. 交通工具 學(xué)科網(wǎng) , The government is trying to improve people’ s living condition. n. 環(huán)境;條件 Do you want to study abroad? adv. 在國外 It’ s a primary school. adj. 小學(xué)教育的;初級的 We can municate with people in most parts of the world by telephone. It’ s