I wonder how many years ago ___________.
#69164
A
did your father retire
B
has your father retired
C
your father retired
D
your father has retired
推荐题目
——I don’t know if he ________ tomorrow?——If it ________ , he will come.
#41280
A
will come; won’t rain
B
will come; doesn’t rain
C
comes; doesn’t rain
D
comes; won’t rain
They develop their skills _________ they can do things better and better.
#41374
A
however
B
because
C
since
D
so that
—Do you have anything to say for yourselves?—Yes, there is one point ________ we must insist on.
#67158
A
why
B
where
C
how
D
that
The book was written in 1946, ____ the education system has witnessed great changes.
#70115
A
when
B
during which
C
since then
D
since when