There are two b( )on the w( )of the classroom.How mang f( )are there in the b( ).根据首字母，完成练习

There are two b() of books on the table. there are two maps on the back There are( )on the ground.A.two rolls of film B.two rolls of films C.two roll of films There are two dishes on the table.对two提问. there are two shirts on the wall对two提问 There are two windows ( ) the class room.a.in b.of c.on 选哪个! There are about two ____students on the playground.A.thousand of B.thousand C.thousands There( )a computer and two books on the desk.A are B is There are two bridges _________the river .A.across B.through C.on D.over There are many ___the two cities.A for B at C on D to how many rulers are there on the deskone B.Two C.Some,是那一个 There are two b------of eggs on the table.适当形式填空. There are （ ） trees on the hill.A.thousands of B.two thousand of C.two thousands D.thousan of There are --on the table?A.two bags of milk B.two bag of milk C.two bag's milk D.two bags of milk There are()on the table?A.two bays of tomatos B.two bays of tomatoes C.two baysof tomatoesD.two baysof tomato There is a blackboard_the wall and there are two doors_the wall.a.on,on b.in,in c.on,in d.in,on There are two windows___the wall.There is one beautiful picture___it.A.in;on B.in;inC.on;on D.on;in there ____ a pencil,two pens and there books on the desk,but none of them ____mineA is;is B be;are C are;are D are;is