当一种商品的需求缺乏弹性时,()
A.供给线较为陡峭
B.需求线较为陡峭
C.供给线弯曲程度较大
D.需求线弯曲程度较大
参考答案:B
(10南昌市)1.下列变化属于化学变化的是
A.海水晒烟
B.活性炭吸附冰箱内的异味
C.燃放烟花
D.分离液态空气制氧气
His homework______, but it _____.
A.needs correcting; needn’t rewriting
B.need be corrected; doesn’t need to be rewriting
C.needs correcting; needn’t be rewritten
D.needs to be corrected; needn’t to be rewritten