Mary did not understand such sentences as “She is in blue today.” “You are yellow.” “ He has a green thumb.（大拇指）” “He has told a white lie.” and so on. . And she went to her teacher for help.
Mary: Mrs Smith, there is a color in each of these sentences. What do they mean?
Mrs Smith: In everyday English, Mary , blue sometimes means sad. Yellow means afraid. A person with a green thumb grows plants well. And a white lie is not a bad one.
Mary: Would you give me an example for a white lie?
Mrs Smith: Certainly. Now I give you some cake. In fact you don’t like it, but you won’t say it. Instead, you say, “No, thanks, I’m hungry.” That’s a white lie.
Mary: Oh, I see. Thank you very much..
【小題1】Blue sometimes means sad and is ________ English.”

　　Mary didn't understand such sentences as“He is blue today”,“He has a green thumb（拇指）”,“He has told a little white lie”and so on. And she went to her teacher for help.

　　Mary: Would you give me an example for“a white lie”?

　　Mrs. Smith: Certainly. Now I give you some cakes. In fact you don't like it, but you won't say it. Instead, you say,“No, thanks. I'm not hungry.”That's a white lie.

　　Mary did not understand such sentences as“You are yellow.”“She is blue today.”“She has a green thumb（大拇指）.”“He has told a white lie.”and so on, so she went to her teacher for help.

　　Mrs. Smith: Certainly. Now I give you some cakes. In fact（實(shí)際上）you don't like them, but you won't say so. Instead you say,“No, thanks. I'm not hungry.”That's a white lie.

(1）Mary did not understand the sentences and asked Mrs. Smith ________.

(2）He is _______ today because he was told his father was seriously ill.

(3）I don't have a green thumb, so all my plants ________.

(4）He didn't want me to know ________ of the accident. He told me a white lie.

(5）This passage is about ________.