2. 职称英语
  3. DDT, the most powerful pesticide the world A(has ever known), exposed nature’s v

DDT, the most powerful pesticide the world A(has ever known), exposed nature’s v

游客2025-05-07  8
问题 DDT, the most powerful pesticide the world A(has ever known), exposed nature’s vulnera-bility. Unlike most pesticides, B(whose effectiveness is) C(limited to destroy) one or two types of insects, DDT D(is capable of killing) hundreds of different kinds at once.
选项
答案 C
解析 limited to destroy改为limited to destroying。limit to把……限制在，to是介词，后面接动词的现在分词形式。
转载请注明原文地址:http://tihaiku.com/zcyy/4066323.html
相关试题推荐
随机试题
最新回复(0)