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experts hold an unanimously critical view on cohabitation Americans are in general more tolerant of cohabitation cohabitation rate actually dropped despite the increase in the number of unwed couples living together living together out of wedlock is considered morally wrong today
have happened have taken place have been happened have been taken place
marrying；have married married；have been married marrying；married married；have married
have been lived had been lived had been living have been living
post-80s couples and their friends post-80s couples and baby-pooling post-80s couples and their parents kids and their grandparents
have happened have taken place have been happened have been taken placew
have been lived had been lived had been living have been living
are used to living are used to live have been used to living have been used to live
has been living has lived will have been lived will have been living
are desiring have been desiring have desired desire
had been living is living will have been living has been living
have been living has been living was living were living
have happened have taken place have been happened have been taken place
experts hold an unanimously critical view on cohabitation Americans are in general more tolerant of cohabitation cohabitation rate actually dropped despite the increase in the number of unwed couples living together living together out of wedlock is considered morally wrong today
increase decrease fall by 20% increase by 10%
have lived; that had been living; ones have been living; those have been living; the one
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