—This is my sister Ann. 一Is______a student? A.she B.he C.her
—What do you think of sleeping outdoor at night? —________. I like it.
Which of the following is not the city of the USA?
Did you visit my school ________ there was a big library?
________ the class, the students left the classroom one by one.
—Did your parents sleep late on weekends? —________.