商家耐克品牌下发布李宁品牌商品即挂错品牌,属于违规行为。
参考答案:对
.They will start their project ____at helping the poor children to be educated in China's west.
A.aims
B.aiming
C.being aimed
D.aimed
简述发酵工业上如何防止噬菌体的污染(5分)