—I rang you at about nine，but there was no reply．—Oh，that was probably I was seeing the doctor．
#30192
A
why
B
when
C
what
D
that
推荐题目
He was diagnosed with cancer last month, but he carried on with his work ______ nothing had happened.
#33558
A
even thought
B
as if
C
so that
D
in case
They felt ________ it was high tax and low income ________ contributed to the extreme misery of the working people at the bottom of the ladder.
#32138
A
/；that
B
that; which
C
that; what
D
/; which
(2013·山东济宁模拟)It is by no means clear ________ the president can do something to end the strike.
#30531
A
whether
B
which
C
that
D
what
________ Sandy's damage is unlikely to last long, it would apparently hurt the total economic output of the fourth quarter.
#30296
A
Since
B
Before
C
Unless
D
Although