It was about 600 years ago __________ the first clock was made.
#85410
A
that
B
until
C
before
D
when
推荐题目
Was it 80 years before Christopher Columbus crossed the Atlantic ______ Zheng He hadsailed to East Africa?
#84845
A
when
B
that
C
after
D
since
It was _______ you had done _______ made it possible for you to improve your English.
#84981
A
that ; that
B
that;what
C
what; what
D
what;that
Could it be in the room____ we had a talk last night ____ you left the key?
#84660
A
that; where
B
where; when
C
where; that
D
in which; where