1.
完形填空。 This is1 picture of our classroom. It is 2big room. We can 3 a blackboard on the wall. We can see two 4 in the room. We can see a big desk. It's for 5 teacher. Three books and a pen are 6it. They are our teacher's. 7, these are desks and chairs. They are the 8. A ball is under the teacher's desk. Sarah's bag is behind 9chair. Her rulers and pencils are on 10desk.
（1）
A . a B . an C . theD . /
（2）
A . an B . theC . / D . a
（3）
A . lookB . see C . look at D . look after
（4）
A . doorsB . a doorC . bikeD . a bike
（5）
A . a B . an C . theD . /
（6）
A . under B . onC . behindD . to
（7）
A . Look at B . SeeC . Look D . Look after
（8）
A . student's B . students' C . studentD . a student's
