乘数的作用必须在经济中存在闲置资源时才能发挥。 ()
查看答案
A.cut offB.cut acrossC.cut downD.cut in
A. cut off
B. cut across
C. cut down
D. cut in
A.hurtsB.woundsC.injuriesD.cuts
A. hurts
B. wounds
C. injuries
D. cuts
A.at mostB.at bestC.at lastD.at least
A. at most
B. at best
C. at last
D. at least
A.whereB.whichC.thatD.when
A. where
B. which
C. that
D. when