_________ 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
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 Look! There are           people in the supermarket.
#50948
A
two thousands of
B
thousand of
C
two thousand of
D
thousands of
This machine was used -------years ago.
#51793
A
five hundred
B
five hundreds
C
five hundreds of
D
five hundred of
_______ children in Africa have little food to eat, and we can help them.
#51644
A
Million
B
A millions
C
Millions of
D
Millions