2. 外语
  3. The businessman recently _________(忙于从事)foreign trade．

The businessman recently _________(忙于从事)foreign trade．

admin2010-03-22  73
问题 The businessman recently _________(忙于从事)foreign trade．
选项
答案has been engaged in
解析 时态：由前面的recently决定此处应使用现在完成时。词组：be engaged in(从事于，忙碌于)
转载请注明原文地址:https://kaotiyun.com/show/V4t7777K
0

大学英语四级

相关试题推荐
随机试题
最新回复(0)