The factory was built in a secret place, around ________ high mountains.
#81313
A
which was
B
it was
C
which were
D
them were
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____ succeed in doing anything .
#82065
A
Only by working hard we can
B
By only working hard we can
C
Only we can by working hard
D
Only by working hard can we
 _______, there would be no air around the earth.
#83707
A
There were no gravity
B
There was not any gravity
C
Were there no gravity
D
was there no gravity
Never in my wildest dreams ________these people are living in such poor conditions. 
#80011
A
I could imagine
B
could I imagine
C
I couldn’t imagine  
D
couldn’t I imagine
Under no circumstances _______the search far the missing plane.
#79578
A
do we stop
B
will we stop
C
we stop
D
we will stop