(2014·福州市高中毕业班质量检查)Across all media，people are debating about________we need to keep track of every school bus on China’s road.
#30052
A
how
B
whether
C
which
D
where
推荐题目
Several weeks had gone by____I realized the painting was missing.
#31267
A
as
B
before
C
since
D
when
He waited ________ the volcano became quiet and he was able to return two days later.
#80251
A
when
B
before
C
as
D
until
It cost her much to have broken the law. I wonder why she stole things ______ she could easily afford them.
#31751
A
when
B
unless
C
in case
D
so that
Tom shut everybody out of the study ___ he could prepare for the coming exam.
#79751
A
which
B
when
C
so that
D
as if
Roger had just walked into his office and that was when he was told that his plan had finally been approved. Which of the following can be instead of the underlined(划线的) part to make the sentence better.
#31243
A
and then they told him
B
when it was learned by him
C
and then he learned
D
when he learned