What is the typical American family (21) Married American adults will name their husband or wife and their children (22) their "immediate family"(直系家庭). If they (23) their father, mother, sisters, or brothers, they will define them as separate units, usually (24) in separate households. Aunts, uncles, cousins, and grandparents are (25) "extended family"(扩大的家庭).
The structure of the American family has undergone great changes (26) the 1950s. Traditionally, the American family (27) been a nuclear family, consisting (28) a husband, a wife, and their children. Grandparents (29) live in the same home with their (30) sons and daughters.
In the 1950s, 70 percent of American households (31) the "classic" American family—a husband, wife, and two children. The father earned the money to (32) the family, the mother (33) the children and did not work
A. living
B. live
C. lively
D. leaving
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