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[单选题]
____ forceful arguments against smoking there are, many people will not give up smokin
A.No matter what
B.No matter how
C.Although
D.In spite of
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A.No matter what
B.No matter how
C.Although
D.In spite of
A.strong
B.forceful
C.heavy
D.rigid
Infrared scanning technology may be brought back into operation because of ______. ()
A.growing concern about the excessive use of pesticides on crops
B.the desire of farmers to improve the quality of their produce
C.the forceful promotion by the Department of Agriculture
D.full support from agricultural experts