It suddenly occurred to him _____ he had left his keys in the office.
#31796
A
whether
B
where
C
which
D
that
推荐题目
---The vase cost me almost 100 yuan. ---Well, it was crazy of you to spend so much money _____you could buy a much cheaper one.
#80166
A
while
B
if
C
because
D
when
Bill Gates has created a wonderful “window”, ______ people can surf the Internet freely.
#32491
A
that
B
which
C
where
D
when
The Chinese agricultural tax wasn’t completely abolished______2006, which reduced the farmers’ burden greatly.
#31392
A
until
B
before
C
since
D
after
It is in the room _____my father was born in 1932. _____ I was born.
#34542
A
where, that
B
that, when
C
that, where
D
where, when