2. 外语
  3. We shall probably never be able to______the exact nature of these sub-atomic particles.

We shall probably never be able to______the exact nature of these sub-atomic particles.

admin2013-11-24  90
问题 We shall probably never be able to______the exact nature of these sub-atomic particles.
选项 A、assert
B、impart
C、ascertain
D、notify
答案C
解析 本题中assert“断言，声称”；impart“传授，告知，透露”；ascertain“确定，查明，弄清”；notify“通知，告知，报告”。本题考查和nature搭配的动词，只有C符合要求。
转载请注明原文地址:https://kaotiyun.com/show/ZMmO777K
0

考博英语

相关试题推荐
随机试题
最新回复(0)