问题

Excuse me, would you lower your voice or use your mobile phone outside? —Oh, sorry.I_______
A:didn’t realize
B:don’t realize
C:haven’t realized
D:hadn’t realize
B:don’t realize
C:haven’t realized
D:hadn’t realize
正确答案是:
同类题型
The hotel wasn’t particularly good,but I ________ in many worse hotels.
It’s beliefthat parents have to spend nearly 500,000 yuanbringing up a child in China nowadays[ ]
The way_____ he did it was contradictory _______ he had said earlier in the same week.
I am not feeling myself today! We ____ have drunk that much beer last night.