At ___he takes apples for lunch ,but one at___.A times;the time B_英语解答

At ___he takes apples for lunch ,but one at___.A times;the time B times;a time C the time; the time
D one time; a time 我想知道为什么选B,

人气：250 ℃　时间：2019-11-08 07:24:11

解答

B
at times 有时
at a time 一次
有时他拿苹果当午饭,但是,一次只吃一个.