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—______is the Changjiang river in China, do you know?—Yes, it’s about 6,380 kilometers long.
#39844
A
How many
B
How wide
C
How long
D
How much
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His name is Mike and_________ name is Linda.
#53615
A
I
B
my
C
myself
D
mine
---Let’s visit the old people’s house.  ---______ my mother asks me to do homework at home? 
#39188
A
Why
B
What if
C
Why not
D
How
—Is this ________ key, Tom? —No, that one is ________.
#39463
A
your; mine
B
her; his
C
my; her
D
your; yours
My uncle is not rich, but he has many books in ________ room.
#53406
A
he
B
him
C
his
D
himself
     sister is twelve,and        is a student.
#54444
A
His ,she
B
Her,my
C
They ,she
D
My ,these