Mary is a little girl. She is only four. She is not at school. She doesn't know how to read or write. But her sister Joan is a schoolgirl. She is ten years old. She knows how to read and write. One day, Joan sees her little sister in the room. She's at the table. There's a pencil in her hand. She's writing. “What are you writing, Mary?” She asks. “I'm writing a letter to my friend Rose. ” “But you don't know how to write. ”says her sister. “Well,” says Mary, "it doesn't matter. Rose doesn't know how to read. "

一个没有自尊的人很难得到别人的尊重，也很难为社会做出贡献。下列属于自尊表现的一项是（   ）

    There is a National Health Service in Britain. People usually call it "the NHS". When people are ill, they can get free treatment（治疗）. ① The government pays for the treatment. In Britain everyone has a local doctor. The local doctor is a general practitioner (全科医生)(GP). A GP is a doctor who treats patients with all kinds of illness. He may not have specialists (专家) usually work in hospitals.

    If a man is ill and wants to see his doctor, he calls to make an appointment first. If he is too ill and he can't go out, his doctor will come to his house. If the patient has to take medicine, the doctor gives him a prescription(处方). ② The patient has to pay some money for the prescription. He goes to the chemist's shop and buys the medicine there. The price is the same as any kind of medicine. ③But children, students, old people or people without work don't have to pay for their medicine

下列关于温度计的说法中正确的是（　　）