拔插工序图:一道英语选择题

来源：百度文库 编辑：查人人中国名人网 时间：2024/05/08 06:27:17
The population of many Chinese cities has______ doubled in the past thirty years.
A. as great as B. larger than
C. quite a bit D. more than
答案是D.为什么？其他三个为何不选？谢谢！

应该是B吧,这是固定搭配!

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