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
 It is in the school ______ he studied ten years ago ______ he gave a wonderful speech.
#84650
A
that; where
B
where; that
C
where; where
D
that; that
In which play is _____ your brother appear? 
#85491
A
that where
B
this when
C
it that
D
it where
Where was it  ______ you _______ our maths teacher?
#85164
A
where; came to
B
that; come across,
C
that; came across
D
where; come to