___ is believed ___ more and more people would fly to the moon in the future.
#94814
A
That, like
B
This, as
C
It, that
D
Man, when
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The average temperature this year is _______ that of last year.
#93162
A
as not high as
B
not as high
C
not as higher as
D
not as high as
There was         time         I hated to go to school.
#92786
A
a; that
B
a; when
C
the; that
D
the; when
This problem is said _____ three times. 
#92660
A
having discussed
B
to have been discussed
C
having been discussed
D
to have discussed