单项选择题

（）of the burden of ice, the balloon climbed up and drifted to the South.

A. To be free
B. To free
C. Freeing
D. Freed

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单项选择题
Our home is about a mile away from the station and there are not many houses （）

A. in between
B. among them
C. far apart
D. from each other
单项选择题
What does the man offer to do（）

A. Help the woman pay the mechanic’s bill.
B. Help the woman fix her car.
C. Take the woman to her home.
D. Test-drive the woman’s car.
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