The professor could hardly find sufficient grounds ______ his arguments in favor

游客2024-08-18 43

问题 The professor could hardly find sufficient grounds ______ his arguments in favor of the new theory.

选项 A、on which to base
B、which to base on
C、to base on
D、to be based on

答案 A

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/3725624.html

相关试题推荐

随机试题

最新回复(0)

[originaltext]W:WhataretheadvantagesofE-education,ProfessorGu?M:There