过食冷饮会引起儿童()。
A、胃肠道内温度骤然下降
B、局部血液循环减缓
C、影响对食物中营养物质的吸收和消化
D、以上都是
参考答案:D
He is _____ to buy _____ for his parents. [ ]
A. rich enough; enough present
B. enough rich; enough presents
C. rich enough; enough presents
D. enough rich; presents enough
企业在市场开拓中走集团化发展之路,兼并收购品牌,形成品牌垄断,这是运用了品牌效应中的().
A、聚合效应
B、扩散效应
C、磁场效应
D、时尚效应