It is not until the disease has progressed to AIDS ____a person begins to look sick.
#85053
A
who
B
that
C
where
D
before
推荐题目
Do you know ______________ had reported the accident to the police?
#85065
A
who it was that
B
who was it that
C
it was who that
D
that it was who
Mary didn’t understand           made her deskmate so upset all the morning.
#85195
A
it was that
B
why it was that
C
how that was
D
what it was that