我对hundred, thousand和million三词用法的困惑 我们先看看几道中考试题:1. Many _ trees should be planted on the mountains. (2007年山东青岛)A.thousandB.thousand of C. thousands D.thousands of 答案:D2. In our school several _ students are able to search the Internet for useful information now. (2003年江苏盐城)A. hundred ofB. hundreds forC. hundredD.hundreds 答案:C3. Beijing is a beautiful city. And _ foreigh friends come to visit Beijing every month.(2010年贵州铜仁中考样