—How unhappy your roommate looks!—Yes, but he's not willing to tell me what it is ________ is troubling him.
#84716
A
what
B
which
C
as
D
that
推荐题目
It was about 600 years ago ______the first clock with a face and an hour hand was made .
#85478
A
that
B
until
C
before
D
when
It was not until Susan came back ______her close friends were waiting for him.
#84823
A
which she knew
B
which did she know
C
that she knew
D
that did she know
It was with great joy ________ he received the news that his lost daughter had been found.
#84671
A
because
B
which
C
who
D
that
It is in their ability to speak ______ humans ______ from animals.
#85263
A
which; differ
B
that; different
C
that;differ
D
which;different
It’s not what we do once in a while ______ shapes our lives, but what we do consistently.
#84917
A
which
B
that
C
how
D
when