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
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     at the news that his eyes rained tears.
#79949
A
So was Tom sad
B
So sad was Tom
C
So sad Tom was
D
So Tom was sad
 Not until ________ the Internet ________ that the Chinese sailors were rescued by the European Union Task Force.
#79585
A
did I surf; did I know
B
did I surf; I knew
C
I surfed; did I know
D
I surfed; I had know
Only when the government increases affordable homes for low-income groups________. 
#84445
A
the imbalance of demand and supply can be removed
B
can be removed the imbalance of demand and supply
C
can be the imbalance of demand and supply removed
D
can the imbalance of demand and supply be removed