This pair of socks ______ worn out. I'll have to buy a new ______.
#44734
A
is, one
B
are, ones
C
is, pair
D
are, pairs
推荐题目
It’s said that ______of the water around the world___ polluted. 
#44439
A
two third , has
B
two thirds, have
C
two third, are
D
two thirds, is
The teacher, as well as his students_______ to attend the party last week.
#44856
A
is invited
B
are invited
C
was invited
D
were invited