1.-What time do classes usually _____ in the afternoon -At two o'clock.A.begins B.over C.to begin D.begin
问题描述：
1.-What time do classes usually _____ in the afternoon -At two o'clock.
A.begins B.over C.to begin D.begin
答
D
over 的话是to be over
答
D
答
d
答
D。。原型
答
D
what time + 助动词 do + 主语 + 动词原形
而 B over 一般用：be over,如：Class is over.
不明白的再问哟,请及时采纳,多谢!
答
选D，一般现在时，usually是一般现在时的标志词，