您现在的位置是:首页 > 学科知识查询 > 高中英语题库

Computers must be of great use to doing the scientific research.A.theseB.whoeverC.thoseD.whomever

编辑:chaxungu时间:2026-04-24 13:00:21分类:高中英语题库

Computers must be of great use to ________ doing the scientific research.
A.theseB.whoeverC.thoseD.whomever在线课程C
whoever和whomever后面跟一个从句;doing the scientific research为-ing形式短语作定语,相当于一个定语从句(those)who are doing….