why do you look so tried I didn't do to sleep( )12.00p.m.last nig_英语解答

why do you look so tried I didn't do to sleep( )12.00p.m.last night A.before B.after C.at D.until

人气：402 ℃　时间：2020-01-13 22:33:29

解答

D.until
你怎么看起来这么累?
我直到12:00才去睡.
didn't ...until 直到才.