注意：此页面搜索的是所有试题
题目内容
（兰州大学大学英语（4）课程作业）
We desire that the tour leader ____________ us at once of any change in plans.
A. inform
B. informs
C. informed
D. has informed
A. inform
B. informs
C. informed
D. has informed
参考答案
