【单选题】Smoking is considered dangerous to the health: Our tobacco-seller Mr. Johnson, therefore, always asks his customers, if they are very young , whom the cigarettes are bought【C1】______. One day, a littl...
【单选题】Smoking is considered dangerous to the health. Our tobacco--seller, Mr. Johnson, therefore, always asks his customers, if they are very young, whom the cigarettes are bought(51). One day, a little gir...