问几个英语的题目的文法.(a nuclear family refers) to husband and wife.(m
问几个英语的题目的文法. (a nuclear family refers) to husband and wife. (more than one in four American children) are growing up in. (problems in family life in recent) year have brought about. 以上三句特别括号里的翻不出来(单词意思虽然懂了) 括号里分别是什么语法?