分类：教育/科学-外语学习
问题：英语题Therearesomedesksandchairsinm 
There are some des and chairs in my classroom.改成否定句要把and改成or吗？
回答：否定句为：There aren't any desks or chairs in my classroom.这句是there be的句型，改为否定句是应在be动词后加not，并把并列连词and改为or