He is only too ready to help others, seldom, ____, refusing them when they turn to him.
#84617
A
if never
B
if ever
C
if not
D
if any
推荐题目
Not only ____ interested in football but also ____ beginning to show an interest in it.
#82997
A
the teacher himself is ; all his students are
B
the teacher himself is ; are all his students
C
is the teacher himself; are all his students
D
is the teacher himself; all his students are
Only when I made it to the train station _______ that I had left my ticket at home.
#82660
A
have I realized
B
did I realize
C
had I realized
D
would I realize