单选题Some doctors suggest that

问题补充：

单选题Somedoctorssuggestthatvinegarwill____peoplefrombeinginfected___H1N1.A.protect; toB.prevents; fromC.prevent; withD.protect; in

答案：

C解析本题考查动词辨析。句意为：有些医生建议说：醋能防止人们感染甲流病毒。prevent阻止，防止；be infected with sth. 感染……。