—How old is Tom? —He is ____.
#51587
A
fourteen years
B
fourteen old
C
fourteen years old
D
fourteen year
推荐题目
--- What a beautiful city our hometown is! There are many trees ___________ of the road! --- Yes, and ____________ of the trees is growing larger and larger. 
#51636
A
on both side; a number
B
on each sides; a number
C
on both sides; the number
D
on every side; the number
If I am free, I’d like to spend _________ holiday in the countryside.
#51819
A
a two-days
B
a two days
C
two- days
D
a two-day
_________ volunteers will give out leaflets to ask people to protect the wetlands.
#51697
A
Two hundreds
B
Hundreds of
C
Two hundred of
D
Hundred of
It may take _________ years to make such robots .        
#51467
A
hundred of
B
two hundreds
C
hundreds of
D
hundred