It was not until he became very ill ______ he went to see a doctor.
#69222
A
what
B
that
C
when
D
then
推荐题目
The book was written in 1946, the education system has witnessed great charges.
#71797
A
when
B
during which
C
since then
D
since when
I have no doubt _____ __he can do the job well though he doesn’t like it.
#68244
A
if
B
whether
C
/
D
that
After months of voyage, Columbus arrived in_____ later proved a new continent.
#74280
A
where
B
what
C
which
D
that
China has hundreds of islands, ___________ is Taiwan Island.
#73520
A
among them the largest
B
and the largest of which
C
and the largest of them
D
but in which the largest