巩固练习13一、用正确的Be动词填空。1.What___LiMingdoing?2.What___shedoing?3.What___youdoing?4.What___hedoing?5.What___Danny’sparentsdoing?6.What___theydoing?二、写出下列动词的-ing形式.1.play________2.read______3.ride________4.shop________5.say_________6.laugh________7.use_________8.sleep________9.sell_________10.cry________11.buy_________12.hold________13.show________14.sing________15.sit___________16.stop________答案：一、1.is2.is3.are4.is5.are6.are二、1.playing2.reading3.riding4.shopping5.saying6.laughing7.using8.sleeping9.selling10.crying11.buying12.holding13.showing14.singing15.sitting16.stopping
