Question

--It is cold outside. You'd better wear warm clothes to          the cold.
--Ok, thanks.

A．keep out

B．keep down

C．turn down

D．let down

Answer 1

A

试题分析：句意:-外面很冷。你最好穿上温暖的衣服来抵御寒冷。-好的，谢谢。keep out 阻挡；keep down 控制，限制；turn down 把声音关小；let down 使失望。根据句意可知选A。