2. 外语
  3. National standards for paved roads were in place by 1921. Trucks using the interstate highways deliver more than ______.

National standards for paved roads were in place by 1921. Trucks using the interstate highways deliver more than ______.

admin2008-12-14  12
问题 National standards for paved roads were in place by 1921.
Trucks using the interstate highways deliver more than ______.
选项
答案75 percent of the nation’s freight
解析 见第八段第一句。
转载请注明原文地址:https://kaotiyun.com/show/UjR7777K
0

大学英语四级

相关试题推荐
随机试题
最新回复(0)