找出句子中错误的一处，并改正在横线上。
【小题1】How many student are there in your class? __________
【小题2】The teachers office is under our classroom. __________
【小题3】Do you have a art room in your school? __________
【小题4】—Is this your schoolbag?
—Yes, this is. __________

—Let's go to the zoo. (   )
—Great! I love    .

A．animals

B．animal

C．aninals

写出下列英语单词的原形。
【小题1】seeing__________
【小题2】looking__________
【小题3】broken__________
【小题4】waiting__________
【小题5】was__________
【小题6】photos__________

用所给词的适当形式填空。
【小题1】The teacher can answer the questions __________ (easy).
【小题2】Wei Hua ________ (meet) Yang Ling on River Road this morning.
【小题3】Some _________ (child) run or play on the road.
【小题4】Let’s finish ________ (they) quickly.
【小题5】What must Liu Tao _________ (do) in the library?
【小题6】We should keep _________ (health).
【小题7】You must stay _________ (safe) on the road and cross it _________ (safe).
【小题8】You mustn’t run ___________ (quick) on the road.
【小题9】The bus is _________ (stop) on the road.

—What are those? (    )
— ____________________.

A．It’s an elephant.

B．They are tigers.

C．These are tiger.