Only when he got on the train _________ that he had left his mobile phone at home.
#82645
A
he realized
B
he had realized
C
had he realized
D
did he realize
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—— My mother does a lot of housework before going to work,but she has never been late. —— _____. 
#83912
A
So does my mother
B
Neither does my mother
C
Nor has my mother
D
So it is with my mother
The door burst open and    , shouting with anger.
#83051
A
rushed in a crowd
B
in a crowd rushed
C
a crowd in rushed
D
in rushed a crowd