About 56 ____ people live in this country.
#51573
A
million
B
millions
C
a million of
D
millions of
推荐题目
The bridge is about ___meters long.
#51592
A
two hundreds
B
two hundreds of
C
two hundreds
D
two hundred
There are two _____people living in the city.
#51196
A
hundreds
B
million
C
millions
D
thousands
Our new physics teacher got a pretty and lovely girl _____   . 
#51414
A
in his thirty
B
in his thirty’s
C
in his thirtieth
D
in his thirties