首页 / 高中英语 / 试题详细
  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1147

The professor, ________ his assistants,  _______ conducting the experiment.

A.in addition, is B.as well, is
C.in addition to, are D.as well as, is
登录免费查看答案和解析
相关知识点

Theprofessor,hisassistants,con