you must do your homework ___ Afirst B.the first C.in first D.at _英语解答

you must do your homework ___ Afirst B.the first C.in first D.at the first 解释错误的选项错在哪

人气：494 ℃　时间：2020-04-10 01:01:19

解答

正确答案是A first
B the first 加定冠词,变成名词了,不符合题意
C in first 英语没有这种说法
D at the first 也没有这种说法