The World Expo 2010 is being held at a time the world is looking for a new kind of balance between nature and cities．
#69967
A
when
B
where
C
which
D
that
推荐题目
Without facts , a person can’t form a correct opinion , for he needs to have actual knowledge _____ his thinking .
#72414
A
which to be based on
B
on which to base
C
which to be based
D
which to base
If I free next Sunday, I to the farm with you.
#41168
A
will be, will go
B
am, will go
C
am, go
D
will be, go
___has recently been done to provide more buses for the people ,a shortage of public vehicles remains a serious problem .
#74547
A
That
B
What
C
In spite of what
D
Though what
Having checked the doors were closed, and _____all the lights were off, the boy opened the door to his bedroom.
#74300
A
why
B
that
C
when
D
where