---How much is this pretty dress?
--- ____________.

A．It is 98 yuan.

B．They are 98 yuan.

C．Great.

—How much ______ the blue trousers?(   )
—They are ninety-nine yuan.

A．is

B．are

C．be

Read and match.
1. There is a boy under the tree.   

A．那只大老虎在那边。
2. Let's help mother.

B．你能看见几只鸟？
3. How many birds can you see?

C．让我们去帮妈妈吧！
4. There are so many animals.

D．有好多动物。
5. The big tiger is over there.

E．树下有个男孩。

给下列问句选择合适的答语。
（______） 1. Where is he going?
（______） 2. When are you going there?
（______） 3. Will they go there by train?
（______） 4. How do you go there?
（______） 5. May we go there by train?

A．By bus.

B．Yes, they will.

C．Yes, you may.

D．He is going to Changchun.

E．This afternoon.

句型转换。

1. She has a headache. (转换成疑问句)

______ she ______ a headache?

2. I’m thirsty. (改成疑问句)

_____ _____ thirsty?

3. Can I go to school? (对划线部分作回答)

______ mustn’t go to school.

4. You must take the medicine. (转换成疑问句)

_____ _____ take the medicine?

5. Is the light red? (转换成陈述句)

    ______ _______ ______ red.