下列化合物不能起加聚反应的是()。
A.A
B.B
C.C
D.D
参考答案:B
Drought continues to annoy many parts of China, with tens of thousands ____water shortages and
millions of others ____.[ ]
A. suffering; affecting
B. suffering; affected
C. suffered; affected
D. to suffer; affecting
()适用于差异性小、需求范围广、适用性强的保险险种的推销。
A.差异性市场策略
B.无差异性市场策略
C.集中性市场策略
D.分散性市场策略