Only after Mary read her composition the second time _________ the spelling mistake.
#81405
A
she noticed
B
she has noticed
C
did she notice
D
does she notice
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If ________ the same treatment again，he is sure to get well.
#79530
A
giving
B
being given
C
give
D
given
The little child usually felt frightened at night, so not until ___________.
#82789
A
did he fall asleep his mother left the room
B
he fell asleep had his mother left the room
C
did he fall asleep did his mother leave the room
D
he fell asleep did his mother leave the room
Only in this way ____to make an improvement in the operating system.
#79589
A
you can hope
B
you did hope
C
can you hope
D
did you hope
--- We give dogs time, space and love we can spare. --- . Dogs are always our loyal friends.
#82961
A
Neither dogs do
B
Neither do dogs
C
So dogs do
D
So do dogs
Scarcely ________ ourselves in the theatre when the curtain ______ up.
#81258
A
had we seated; went
B
we had seated; went
C
seated; had gone
D
did we seated; had gone