精选优质文档-倾情为你奉上7A Unit5课堂综合练习1一选择题( )1. Im busy in the evening, because there _ lots of work to do. A. has B. have C. is D. are( )2. _your mother free at the weekend? No. She _has much work to do. A. Does; alwaysB. Is; alwaysC. Does; seldom D. Is; seldom( )3. Its _late now, but I still have _homework to do.A. too much; too muchB. much too; too muchC. too much; much tooD. much too; much too(