_____ the Internet brings much profit in, it can cause o lot of social problem.
#80454
A
If
B
While
C
Once
D
When
推荐题目
Many people in the city wonder _____the city officials have the information they need to solve the problem.
#33767
A
that
B
which
C
what
D
whether
The hungry man eats his food _______he hadn ' t eaten for a week.
#32409
A
as if
B
even though
C
such as
D
like as
Don’t stand by when you come across________ have difficulty in supporting their family because of serious illness.
#30364
A
Who
B
Whoever
C
Whichever
D
Whomever
Mike had just finished his lunch and was about to take a break _____ an unexpected visitor came.
#33274
A
when
B
while
C
so
D
for
He made a mistake, but finally he solved the problem __________ it got worse.
#30987
A
until
B
before
C
when
D
as