—_________ did he play soccer? —About 3 hours. 
#42313
A
How many
B
How much
C
How often
D
How long
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She’s _____________ girl.
#39164
A
an fifteen-years-old
B
a fifteen-year-old
C
a fifteen-years-old
D
an fifteen-year-old
—Bob, can you read the number 2, 307,018? —Yes, I can. It’s ________.
#41408
A
two million, three hundred and seven thousand, and eighteen
B
two million, and three hundred and seven thousand, and eighteen
C
two millions, three hundred and seven thousands, and eighteen
D
two millions, three hundred and seven thousands, eighteen
Guangzhou is    China.
#40059
A
on east of
B
on the east of
C
to east
D
in the east of