Question

_______tell me about this before? Otherwise I could have helped you?

_______tell me about this before? Otherwise I could have helped you?
I was able to manage myself.thanks anyway
A How come didn`t you
B How come you didn`t
C How didn`t you come to
D how you didn`t come to

Answer 1

1、选B

2、考点：口语中how come的用法

3、基础知识：how come = why is it （that）为什么，怎么

4、做题思路：
A =Why is it that didn't you tell me about this before？（从句主谓顺序颠倒了，错误）
B =Why is it that you didn't tell me about this before？（正确）
C （把how come 拆开了，错误）
D （把how come 拆开了，错误）

Answer 2

B,HOW COME表示怎么会

Answer 3

b

Answer 4

C How didn`t you come to

Answer 5

C