题目内容

An old bus ground to a halt at the bus stop.

A. 对
B. 错

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They will be able to tell us more about the future of the nuclear family in the _age.

A. post-industrial
B. remarried
C. splitting
D. single

Almost _of all American families are single parent families.

A. 10%
B. 20%
C. 15%
D. 25%

Most single parents find it very difficult to take care of a family alone.

A. 对
B. 错

They are all related ,so the members of an extended family are called relatives.

A. 对
B. 错

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