—Have you been to the Great Wall?—Perhaps not in my memory.________，it might have been during my early childhood.
#79661
A
If any
B
If so
C
If ever
D
If not
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—Nothing wrong with it，________？—No.Yours is a specially built model.Drive carefully，though.
#79669
A
is there
B
does it
C
is it
D
has it
Only when I left my parents for Italy, ________how much I loved them.
#82588
A
I realized
B
I had realized
C
had I realized
D
did I realize
Only after they had discussed the matter for several hours a decision .
#82007
A
they reached
B
did they reach
C
they reach
D
do they reach
______________ that my dearest friend would play a trick on me in front of all my students.
#81631
A
Never I thought
B
Never did I think
C
I thought never
D
Never thought I
Not until ________ her dark glasses ___________ she was a famous film star.
#84601
A
did she take off, I realized
B
she took off, did I realize
C
did she take off, did I realize
D
she took off, I realized