Question

三个简单的大学英语语法题

1.I'll take down your name and address in case you ____ as a witness.
A. are needed B. will be needed C. need D. were needed

2.Thank you for your cooperation. I'm really sorry to ____ your valuable time.
A. take B. be taking C. have had taken D. have taken

3.He listened to me ____ what Mr. Smith had said the day before.
A. to repeat B. to be repeated C. to repeating D. repeat

请附上答案和解释 多谢！
答案是B C D 为什么？

Answer 1

1 A in case 引导的应该是条件状语从句，应用一般现在时时态
2 D 表示过去的时态
3 B 这里应该用被动语态

Answer 2

1 D incase 假设句用过去式

2 D 已经发生过的事

3 c listen somebody to(介词）+doing

Answer 3

C 虚拟用be型虚拟 省略should
D 已经发生过的事

D

Answer 4

DDA

Answer 5

A
D
B