Mary: Hello, Lucy! What are you doing?

Lucy: I am sending some postcards. How about you?

Mary: I'm sending a letter. Where are you sending your postcards?

Lucy: I'm sending them to the U. S. And where are you sending your letter?

Mary: I'm sending it to Canada.

Lucy: How much are the stamps?

Mary: I think they are ten yuan or more(更多).

Lucy: That's too expensive(昂贵的).

Mary: I also think so.

Lucy: Why not send an email on the computer?

Mary: That's a good idea. Let's go and find a computer.

Lucy: Can you write an email?

Mary: Yes, I can.

    There are four seasons in a year. They are spring, summer, autumn and winter. Spring is warm. We can see many flowers and green trees. We often go on a picnic in spring. In summer, it's hot. We can go swimming in the sea and eat ice-cream. It's cool in autumn, it's a harvest season. We can pick apples in autumn. Winter is cold. In winter, it snows sometimes. When it snows, we can make a snowman with our friends.

根据短文内容完成思维导图。

    I'm Kate. I have a nice and clean room. There is a bed in it. My toy car is under the bed. There is a desk. It's yellow. There are many books on the desk. There is a white chair. My bag is on the chair. Can you find my pet cat? It's on the bed.

Andy: What a sunny day! Let's go to the farm.

Tom: OK. Let's go!

Sam: It's a little cold. Put on your sweaters. And take our football. We can play football there.

Andy and Tom: OK.

(At the farm)

Tom: Look! What are these?

Andy: They are cows. They are black and white.

Sam: Are those potatoes?

Tom: No! They are tomatoes.

Sam: I want to eat them. How much are they?

Farmer: They are 5 yuan. You can buy some.

Andy, Sam and Tom: They are good. We'll take them.

    Ben is going to visit his grandparents in New York next week. He wants to give some presents to them. Yesterday he went shopping with his parents. In the shop，he bought a blue sweater and black trousers for his grandfather some books for his grandmother. Both his parents thought they were very good presents. Ben was very happy.