【题目】The click of a button ________ people miles apart to talk or see each other even without leaving their homes.
A.advisesB.trainsC.allowsD.introduces
在线课程【答案】C
【解析】
考查动词词义辨析。句意：只要按一下按钮，相隔几英里的人们就可以交谈或见面，甚至不用离开家。A. advises建议；B. trains训练；C. allows允许；D. introduces介绍。短语allow sb. to do sth.“让某人做某事”，符合句意。故选C。