There are       people in the supermarket. It’s so crowded.
#51561
A
hundred
B
hundreds
C
hundreds of
D
hundred of
推荐题目
You can watch TV ______, but you can’t watch it ______ a long time.
#51529
A
one, at
B
one, for
C
first, for
D
first, at
_________ should not be allowed to go out at night. 
#51907
A
Twelve-years-old
B
Twelve-year-olds
C
Twelveyearold
D
Twelveyearsolds
He lives on ________ floor in that building.
#51689
A
three
B
third
C
the third
D
the three
She has visited Hong Kong_______, but she wants to be there a_____  time.
#51191
A
two, three
B
twice, three
C
twice, third
D
two, third