It _________ there is a disaster _________ people will think much of the safety.
#93943
A
is until; when
B
is until; that
C
isn’t until; when
D
isn’t until; that
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How long ______ we take part in the college entrance examination?
#92168
A
is it since
B
will it be before
C
is it when
D
will it be since
You should remember that the harder you work, __________.
#92546
A
the higher marks you will get
B
the higher you will get marks
C
you will get the higher marks
D
you will get the marks higher
It was very important for us  ________ happy every day.
#92605
A
to stay
B
stay
C
stayed
D
staying