Without facts,we can’t form a correct opinion,for we need to have actual knowledge____ our thinking.
#94200
A
which to be based on
B
on which to base
C
which to base on
D
which to base
推荐题目
Listen! Do you hear someone __________for help?    
#95859
A
calling
B
having called
C
to call
D
called
. All of the students were         by the         speech given by the headmaster.
#95840
A
inspired; inspired
B
inspiring; inspiring
C
inspired; inspiring
D
inspiring; inspired