Read the following text.Choose the best word（s）for each numbered blank and mark A,B,C or D on ANSWER SHEET.（10 points）In Cambodia,the choice of a spouse is a complex one for the young male.It may involve not only his parents and his friends,_1_those of the young woman,but also a matchmaker.A young man can_2_a likely spouse on his own andthen ask his parents to 3 the marriage negotiations,or the young man'sparents may make the choice of a spouse,giving the child little to say in theselection.4,a girl may veto the spouse her parents have chosen.5aspouse has been selected,each family investigates the other to make sure its child is marrying 6 a good family.The traditional wedding is a long and colorful affair.Formerly it lasted three days,_7_by the 1980s it more commonly lasted a day and a half.Buddhist priests offer a short sermon and_8_prayers of blessing.Parts of the ceremony the bride’s and groom’s wrists,and 10 a candle around a circle of happily in with the wife’s parents and may 12 with them up to a year,13 they can build a new house nearby.Divorce is legal and easy to 14,but not common.Divorced persons are 15 with some disapproval.Each sprouse retains 16 property he or she 17 into the marriage,and jointly-acquired property is 18 equally.Divorced persons may remarry,but a gender prejudice 19 up:The divorced male doesn’t have a waiting period before he can remarry 20 the woman must wait ten months.6选？
原文：each family investigates the other to make sure its child is marrying_______a good family.每个家庭调查另一个家庭，确保孩子娶或嫁到一个好家庭。此处需要填入一个介词，嫁入另一个家庭，介词选择into最合适。故选A。
