I met a few friends of mine, one of ____ is a singer. 
#70033
A
him
B
them
C
who
D
whom
推荐题目
“It’s a long time since I enjoyed myself.” This sentence means______.
#74696
A
I enjoyed myself for a long time
B
I haven’t enjoyed myself for a long time
C
I want to enjoy myself
D
What a long time after I enjoyed myself
I borrowed several books from the library, ________ are about English study.
#66982
A
two of them
B
and two of which
C
two of which
D
two of what