How long do you think it will be _______ scientists succeed in providing a cure for cancer?
#92242
A
when
B
after
C
since
D
before
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Both she and her friends liked travelling. She traveled a great deal, ________.
#92020
A
nor did most of her friends
B
did as most of her friends
C
as did most of her friends
D
so do most of her friends
John said he had been working in the office for an hour, _______ was true.
#94927
A
he
B
this
C
which
D
who
“___________,” the soldiers screamed loudly, who held a gun in his hands, “or I will shoot again.”
#92185
A
Stopped there
B
Stopping there
C
To stop there
D
Stop there
_________ no doubt that a green campus plays an important role in the growth of students, both physically and mentally.
#92245
A
It is
B
There has
C
There is
D
It has
_______ , and he felt hopeless.
#93125
A
Because Charles was sentenced to death
B
As Charles was sentenced to death
C
Sentenced to death
D
Charles was sentenced to death