---Hello, may I speak to Mary please? --- __________.
There are many trees ____ our house.
----Is there any difference___the two shirts? ----Yes. The color is different.
– What are your parents doing now? - Well, my father is reading a newspaper_______ my mother is cooking.
No.6. Middle School is very beautiful. There are seventeachers and students in it.
Students in China always have ________ homework every day.