动词填空 用括号内所给动词的适当形式填空。(本大题共8分,每小题1分) 小题1:Now a lot of families own cars and this _________ (cause) serious air pollution. 小题2:In Yixing, teapots(茶壶) _________ (produce) in large numbers. 小题3:The twins _________ (dig) in the garden when their mother came. 小题4:—Your city looks beautiful! —Yes. Lots of trees _________ (plant) last year. 小题5:He is too busy ________ (do) his homework to go fishing with his parents at weekends. 小题6:Lucy is wondering where _________ (spend) her summer holiday. 小题7:We hope more and more people _________ (join) us to protect our environment. 小题8:Great changes __________ (take) place in Wuxi in the past five years. |