It was not until Tom took off his dark glasses that I _____ him.
#105123
A
recognized
B
knew
C
discovered
D
realized
推荐题目
 When I got on the bus,I ________ I had left my wallet at home.(2011·山东)
#105101
A
was realizing
B
realized
C
have realized
D
would realize
I found a bucket, ______ it in the sink and turned the tap on. 
#105218
A
put
B
putting
C
to put
D
having put
It was a long time before she_________ to his words.
#105175
A
caught on
B
went on
C
put on
D
held on