精选优质文档-倾情为你奉上 七年级下学期期中试题笔试部分(共100分)二、单项填空(15分)( )21. Are there _ people at the airport?A. three hundreds B. three hundreds of C. three hundred D. hundred of ( ) 22.She is not so careful. She often_ things. A. lose B. lost C. loses D. losing( ) 23.Are these _ crayons? No,_ are over there. A. theirs, their B. their, their C. theirs, theirs D. their, theirs( ) 24. I like cooking, _