John opened the door. There _______ he had never seen before.
#82314
A
a girl did stand
B
stood a girl
C
a girl did stood
D
did a girl stand
推荐题目
 Not until I began to work ______ how much time I had wasted.  
#81906
A
didn't I realize   
B
did I realize  
C
I didn't realize 
D
I realize
 He is very good at carpentering, though ______.
#81140
A
is very young
B
very young
C
hevery young
D
he was very young
Only when you experience the bad earthquake taking place in Si Chuan______ the importance of life.
#81125
A
can you understand
B
are you understand
C
do you understand
D
did you understand