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【单选题】
在自然推理系统P中,若有前提:q→p,q s,s t , t∧r,则以下结论正确的是( )。A.
q
B.
p
C.
p∧q
D.
r
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A.
will
B.
should
C.
would
D.
must
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【单选题】---How’s your tour around the North Lake? Is it beautiful? ---It ________ be, but it is now heavily polluted.
A.
will
B.
would
C.
should
D.
must
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the rest of the world.
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Asia.
C.
the global business.
【单选题】— How’s your tour around the North Lake? Is it beautiful? — It ______ be, but it is now heavily polluted.
A.
will
B.
would
C.
should
D.
Must
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