The expert offered us another piece of advice , ___ of great help to our program. 
#91750
A
I think it is
B
I think which is
C
which I think it is
D
which I think is
推荐题目
_______, the examination tomorrow has been cancelled (取消). 
#91752
A
Believe it or not
B
It depends
C
It is up to you
D
To make things worse
 Mum is coming. What present        for your birthday?
#91742
A
you expect she has got
B
you expect has she got
C
do you expect she has got
D
do you expect has she got
The expert offered us another piece of advice , ___ of great help to our program. 
#91750
A
I think it is
B
I think which is
C
which I think it is
D
which I think is