题目

阅读填空  阅读下面的短文，根据文中信息完成文后表格。每个空格只能填一个单词。 A study shows that one million lives might be saved each year if people wash their hands with soap(肥皂) often. It also says that hand-washing with soap could be among the best ways to reduce diseases. Doctors say many diseases can be prevented from spreading by hand-washing. These include the common cold, influenza(流行感冒), hepatitis(肝炎), infectious diarrhea(腹泻) and so on.     Doctors say the easiest way to catch a cold is to touch your nose or eyes after The sentence needs __________ once more. A．to explain B．explaining C．being explained D．to be explained it