Some scientists believe that there will be more robots in       years.
#50952
A
hundreds of
B
hundred of
C
two hundreds of
D
two hundreds
推荐题目
There are_________ floors in this shopping mall. KFC is on the_________ floor.
#51885
A
five; five
B
five; fifth
C
fifth; fifth
D
fifth; five
_____trees are planted in our city every year.
#51324
A
The millions of
B
Million of
C
Millions of
D
Million
There are five_____students in our school.
#51860
A
hundreds of
B
hundreds
C
hundred
D
hundred of