如图,小明站在地面上能用较小的力通过滑轮组将重物提起来,请画出滑轮组的绕线.
要向下拉物体向上运动,则可从定滑轮开始绕线.
故答案:
—I won't go to Ann's birthday party this coming Saturday.
—__________ you told me you would. What's happening? [ ]
A. But
B. So
C. And
要解决商品内在的使用价值和价值的矛盾,只有通过()
A.商品生产
B.商品交换
C.商品分配
D.商品消费