While __________ for the bus, I happened to come across my childhood friend, Tom.
#68214
A
waited
B
wait
C
waiting
D
to wait
推荐题目
This is a very lovely doll. I’ll buy it _____.
#67570
A
how much may it cost
B
no matter how it may cost
C
however much it may cost
D
how may it cost
------ The authors of computer viruses are geniuses.------ I agree. They can apply their wisdom to other net technology ________ human beings can benefit.
#69518
A
in which
B
through which
C
on which
D
from which
“Where did you find the professor who made the speech yesterday?” “It was in the hall _________ the students often have a meeting.”
#71857
A
where
B
which
C
that
D
when
(2014·济南4月巩固性训练)________it is，the boy never seems to be able to finish it off.
#66756
A
However interesting a book
B
Whatever interesting a book
C
How interesting a book
D
What an interesting book