Is there a table in your room?\x0d-
Yes,there is.
No,there isn't.There are two students in the classroom.改为一般疑问句、否定句are there two students in the classroom-
there aren.t two students in the classroom.There are four apples on the floor改为一般疑问句，并回答are there four apples on the floor?-
yes there are
no there aren.tThere are some beautiful flowers in the gardem改为否定向are改成aren.t后面照抄There is a tree in the garden改为否定句is改成isn.t后面照抄这些很难吗其实不难上课不专心就是难谢谢您的回答呵呵，那可要专心啊不用