题目内容
(请给出正确答案)
[单选题]
The problem is () it may take time for new facts to become available.
A.that
B.how
C.what
D.if
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A.that
B.how
C.what
D.if
She () the flat advertisement.
A. has a problem with
B. has a problem for
C. has a problem of
The problem of housing () leads to the problem of social instability.
A.itself
B.must
C.did
D.never
A.an obvious cause of not grasping the problem correctly
B.a fundamental consequence of not speaking well
C.a consequence of not grasping tile problem correctly
D.not an obvious cause of speaking poorly
A.to
B.of
C.in
D.with