He always lets his mother_____ A up B down C on D offHe always le_英语解答

He always lets his mother_____ A up B down C on D off
He always lets his mother_____ .A up B down C on D off

人气：447 ℃　时间：2019-12-18 22:35:35

解答

B
let sb down 让某人失望
翻译
他总是让他的妈妈失望