Some scientists think that it may take ______ years to make robots look like people, and do the same things as us.
#51234
A
hundreds of
B
two hundreds of
C
two hundreds
D
hundreds
推荐题目
 About _____________ of the students this year were born in the 1990s.
#51004
A
three five
B
three fifths
C
third fifths
D
third fifth
 ---The number of the students in our school is about nine _____.   ---I see. ______of them are boys.
#51526
A
hundred; Two thirds
B
hundred ; Two third
C
hundreds; Two thirds
D
hundreds; Two third
—Which number is next to sixteen?—________. 
#51632
A
Twenty
B
Fifteen
C
Thirty
D
Nineteen