题目

阅读短文，下列问题 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 soon. 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 人体若失血过多，骨髓腔中的黄骨髓能转变为红骨髓恢复造血功能． ． （判断对错）