—When did your cousin begin to show his interest in medicine?—It was a Saturday ___ she noticed her uncle experimenting on a frog in his lab.
#34174
A
that
B
what
C
when
D
which
推荐题目
______ comes will be welcomed to the open-air concert.
#33441
A
Whatever
B
Whoever
C
No matter what
D
No matter who
London is the city ____ has got the chance to host the 2012 Olympic Games .
#34670
A
which
B
what
C
it
D
where
___he hasn’t come is_______ he is busy writing his novel.
#34516
A
Why, because;
B
Why, for;
C
That, because;
D
What, for
________ some students are not aware of is ________ difficult life can be if they are not devoted to study.
#30077
A
That; how
B
Which; what
C
What; what
D
What; how
Could it be in the room _____ we had a talk last night _____ you left your keys?
#33330
A
that; that
B
where; that
C
where; where
D
that; where