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I know one of the things _____I was unsure about was _____ hard it would be to climb   this mountain.
#65979
A
that; how
B
what; how
C
which; what
D
/; what
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   down the radio. The baby’s sleeping in the next room.
#66231
A
Turning
B
To turn
C
Turn
D
Turned
      your pets inside as much as you can when the weather is bad.
#65966
A
Keep
B
Keeping
C
Kept
D
To keep
The little boy came riding full speed down the motorway on his bicycle. ____ it was!
#65981
A
What a dangerous scene
B
What dangerous a scene
C
How a dangerous scene
D
How dangerous the scene
 If you have a job，________ yourself to it and finally you'll succeed.(2010·四川)
#65910
A
do devote
B
don't devote
C
devoting
D
not devoting
Mary, ________ here. Everybody else, stay where you are.
#66053
A
come
B
comes
C
to come
D
coming