We must accept the possibility ________ one, although working hard, may fail to reach his goal.
#68200
A
whether
B
what
C
that
D
how
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 The scientist holds the view _______ the book said was right.
#67917
A
what that
B
that what
C
that
D
whether
__________ entered the office when he realized that he had forgotten his report.
#73378
A
He hardly had
B
Had he hardly
C
Hardly had he
D
Hardly he had