Look!Somebody has broken a glass.Well,it__ me.I__ that.A.wasn't;didn' doB.isn't;haven' doneC.wasn't;hadn't doneD.isn't;didn't do为什么前面一个空格用现在时呢?后面的为什么用助动词呢?
问题描述：
Look!Somebody has broken a glass.
Well,it__ me.I__ that.
A.wasn't;didn' do
B.isn't;haven' done
C.wasn't;hadn't done
D.isn't;didn't do
为什么前面一个空格用现在时呢?
后面的为什么用助动词呢?
答