第10题: [单项选择]He is sure of the coming of investment (boom) after adopting the new investment policies. A. decrease B. increase C. influence D. preparation 参考答案:B 答案解析:分析:注意到被选项A和B正好是正反项,重点注意。借助句意(他相信在采取了新的投资政策后,投资的高涨(投资的增加)一定会到来)判断B(增加)是答案。decrease n.减少,减少之量 v.减少;inf
参考答案:The areas of large population/large population centers 答案解析:这是关于流行病爆发地点的题目。由文章Prevention & Treatment for Diseases这部分第三段第一句"Epidemics usually start in areas of l