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一、单选1）Look! Mary_doing_homework.A.is;onesB. is;herC. are;hisD. are;her2）The Greens_supper now.A. is; havingB. are; havingC. is haveing3）The children are_TV.A. watchB. seeingC. watchingD. reading4）Are the boys looking at the blackboard? Yes,they_.A. arentB. doC. dontD. are二、连词成句（使用现在进行时）1） Li Ping; learn; to; speak; English;2） look; the dog; sleep;3） the students; prepare for; an English test; now;Key ：一、 BBCD二、 1. Li Ping is learning to speak English.2. Look, the dog is sleeping.3. The students are preparing for an English test now.感谢您的阅读，祝您生活愉快。
