It may take _________ years to make such robots .        
#51467
A
hundred of
B
two hundreds
C
hundreds of
D
hundred
推荐题目
_________ 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
— Is there _______ in today's newspaper?— Yes, it's really cheerful to read that a group of _______ kids joined the volunteers!
#51665
A
anything new; ten-year-old
B
something new; ten-years-old
C
anything new; ten-years-old
D
something new; ten-year-old
______ of the workers in the computer factory is about two thousand, and ______ of them are women workers.
#51805
A
The number; second third
B
A number; three quarters
C
A number; half second
D
The number; two thirds