Until he told me yesterday,I knew______of what had happened to him .
#16858
A
everything
B
something
C
anything
D
nothing
推荐题目
He felt_______ to work for human rights and progress.
#16895
A
it his duty
B
his duty
C
that is a duty
D
that is his duty
Here are two pairs of shoes, ______ you may choose. 
#15995
A
both of them
B
either of them
C
any of which    
D
either of which