There are about _______ students in their school now..
#51504
A
hundred of
B
nine hundred
C
nine hundreds
D
nine hundreds of
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The river through our city is about__________.
#51755
A
6000 metres long
B
6000-meters-long
C
6000-metre-long
D
6000 metre long
——How old is the baby boy?   ——He is an ________ boy. 
#51685
A
8 months old
B
10 month old
C
8-month-old
D
10-month-old
We have to work for ________ to finish the work.
#51298
A
another two hours
B
more two hours
C
two another hours
D
other two hours
It rains ______  in the south of China in summer.
#51760
A
a lot
B
lots of
C
many
D
a lot of
There are ______________ birds there in the sky.    
#51475
A
Million of
B
five millions of
C
millions of
D
five millions