The Blacks have two children,but they would like to have ______child.
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A
the third
B
a third
C
third
D
three
推荐题目
They are reading ________lesson on Page ________.
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A
nine;Twelve
B
nine;the twelfth
C
the ninth;Twelve
D
the ninth;the twelfth
The doctor had to work for ___after twelve o'clock.
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A
two more hours
B
two another hour
C
more two hours
D
another two hour
        people came to the Great Wall during May Day Holiday.  
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A
Million
B
Millions of
C
Million of
D
Ten millions