John opened the door. There _______ he had never seen before. 
#83015
A
a girl did stand
B
a girl stood
C
did a girl stand
D
stood a girl
推荐题目
 ____ in the United States, St Louis has now become the 4th largest city. 
#80941
A
It is the 24th biggest city
B
It was the 24th biggest city
C
Before the 24th biggest city
D
Once the 24th biggest city
They suggested not only___________ to the party but also give a performance.
#84543
A
did we go
B
should we go
C
we should go
D
thought
-- It is fairly warm today. -- So _____ and so _______ yesterday.
#83007
A
it is, was it
B
it is, it was
C
is it, was it
D
is it, it was
Only when I left my parents for Italy __ how much I loved them.
#84504
A
I realized
B
I had realized
C
had I realized
D
did I realize
—As an old saying goes: “Opportunities favor the prepared mind.”—Perfectly! Now ______.
#80954
A
the chance comes
B
does the chance come
C
comes the chance
D
the chance did come