一、1.Don’t walk on the grass.

2.Don’t sing in the library.

3.Danny is riding a bike.

4.Danny would like some vegetables.

5.Li Lin has lunch in the restaurant at 1:30.

6.This is an email.We write an email on a computer.

7.I need four stamps for my postcards.

8.The postcard has a picture of a panda on it.

9.20 and 40 is 60.

10.Xiao Ming hurt his leg yesterday.

二、11.The woman likes to sing to her baby.

12.These men are sitting. They are tired.

13.I’m thirsty.I’d like some milk.

14.Li Ming, Danny and Jenny want to send an email to their friend Emma.

15.Jenny washed the clothes yesterday.

三、16.—Who is listening to music, Jenny?

—My father.

Question No.16: Who is listening to music？

17.—The Palace Museum is beautiful. How old is it？

— It’s about 600 years old.

Question No. 17:How old is the Palace Museum？

18.—How do you go to the Great Wall？

—The Great Wall is far from our hotel.We need to take a bus.

Question No. 18:How do they go to the Great Wall？

19.—You want to send a postcard to your friend.Where do you put the address?

—On the right.

Question No.19:Where do you put the address？

20.—Jenny，did you buy the toy kangaroo in Beijing？

—Yes. I like kangaroos very much.

Question No.20: Did Jenny buy the toy kangaroo in Beijing？