—Yes, you're right.

                     some juice?

              she sad?

We can see “      ” and “      ”

      , we       .

It means we                      here.

We can put it in       .

                     “No parking.”?

 Please give                     .

— They       (have) lunch there.

—Yes, I               (watch） TV.

—You should       (be) quiet in the hospital. Can't you see the sign “Be quiet” anywhere in the hospital?

—He       (go) to his factory. He       (make) a lot of signs with his friends there.

—Which sign        he       (make)?

—They all       (make) the same signs: No       (park). There are always a lot of cars around our house.

—He often       (watch) TV.

A. Let me see. I think it's a toilet for a pet（宠物）.

B. Yes. I do. I like studying them. 

C. Do you know anything about the public signs?

D. OK. What does that sign on the door mean?

—Yes, It m       you s       sell(卖) the cigarettes(香烟)here. Because this is a school.

—We can see it n       the river.

A: Helen, do you want to w       a film w       me?

B: Yes, I'd love to.

A: Can I t       juice into the c      ?

B: Sorry, you c      . There's a sign in the cinema. It says “No e       or d      .”

A: It's sunny and hot today. Let's go s      .

B: Good i      . There's a l       in the park. The water is clean.

A: We can't swim i       this lake. There's a sign n       the lake. It m       “Danger!”

B: OK. Let's go to the swimming pool(游泳池)

    It's Sunday. Wei Fang and Meimei are on their 1 to the zoo. They are waiting for a 2at the bus stop. Wei Fang 3something on the ground. She picks 4up. Oh, it is a new watch. “5 is it?” They 6the people at the bus stop. But they don't know. “ Let's wait for the owner.” Meimei 7. They wait and wait, but the owner 8come. So they have to give 9to a policeman nearby. The policeman says, “10 good girls you are!”

    It is Sunday morning. Helen and David are going to the People Cinema by bike. They are coming up to a crossing.

Helen: Stop, David!

David: Why? It's late. We should hurry up.

Helen: Look at the lights. It's red now, and it means “Danger”. The cars and the buses must wait, and we must stop too.

David: What does the yellow light mean?

Helen: It means “Wait”. We should wait till(直到) the light is green.

David: Yes, I see. The light is green now. We can go now.

Helen: OK! Let's go.

    It is Sunday afternoon. Liu Tao and his friend David are taking a walk in the park. There are many public signs in the park. They mean different things. Liu Tao knows a lot of things about them. Suddenly, they see a short man walking on the grass. Liu Tao points to the sign on the grass and says to him, “Sir, look at the sign! You can't walk on the grass.” The man smiles and says, “You are right, young man. But I'm the park keeper. I'm looking after the grass. I'm picking up the garbage on it.