Not until I began to work ____ how much time I had wasted.
#93171
A
didn’t I realize
B
did I realize
C
I didn’t realize
D
I realized
推荐题目
 There is no need _______ and it’s no use __________ there too early.
#92017
A
to rush; arriving
B
to worry; to arrive
C
worrying; arriving
D
to rush; to arrive
We had much difficulty __________ home in the snowstorm.
#92308
A
walked
B
walk
C
walking
D
to walk
 Our teacher always speaks slowly and clearly in class _____.
#91926
A
so as to be understood
B
to have understood
C
so as to understand
D
to understand