There are ______________ birds there in the sky.    
#51475
A
Million of
B
five millions of
C
millions of
D
five millions
推荐题目
--- How do we say the number “4056 ”? ---                  
#51140
A
four thousand , fifty- six
B
four thousand and fifty- six
C
four zero five six
D
four thousand fifty and six
______ comes after (在……后) seven. 
#51841
A
Six
B
Eight
C
Seven
D
Five
About ________ of the workers in the factory were born in the ________.
#51735
A
two-thirds, 1970
B
two-thirds, 1970s
C
two-third,1970
D
two-third, 1970s
_______ trees have been planted near here, so the air is very fresh.
#51421
A
Two hundreds
B
Hundred of
C
Hundreds of
D
Hundreds