Look at our classroom. There are many things in it. There are thirty-three students' desks and a teacher's desk. There is a blackboard on the front wall. On the teacher's desk, there are some flowers and picture books. On the back wall, there is a clock. It tells us time. Near the clock, there is a blackboard too.
A. No, there is an orange on the table.
B. I'm hungry and thirsty.
C. Good idea.
D. Yes, he is.
E. I'm sorry.
F. Yes, there are.
G. Yes, it is.
H. It's on the chair.
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