问题
选择题
— I heard the phone ringing in the office next door.
— You ________ it. They haven't got a phone yet. [ ]
A. couldn't have head
B. couldn't hear
C. wouldn't have heard
D. didn't hear
答案
答案:A
— I heard the phone ringing in the office next door.
— You ________ it. They haven't got a phone yet. [ ]
A. couldn't have head
B. couldn't hear
C. wouldn't have heard
D. didn't hear
答案:A