Only when I read this story for a second time         to appreciate its beauty.
#82451
A
did I begin
B
that I began
C
I began
D
had I began
推荐题目
Not until I ________ to work ____ how much time I had wasted.
#82288
A
did begin; didn’t I realize
B
began; I realized
C
did begin; I realized
D
began; did I realize
_________ you take an active part in physical activity ______ be able to keep fit and stay healthy.
#80778
A
Only if; you will
B
Only if; will you
C
Unless; you will
D
Unless; will you