为研究桑叶提取液对患糖尿病小白鼠的降血糖效果，研究小组进行了如下实验：①测定各组小白鼠的起始血糖浓度；②丙组小白鼠灌喂桑叶提取液2毫升/天，甲组和乙组小白鼠灌喂等量蒸馏水；③其它外部条件相同且适宜，连续灌喂4周后测定各组小白鼠的血糖浓度。实验数据记录如下表：
组别
小白鼠状况
数量/只
起始血糖浓度/毫摩·升－1
4周后血糖浓度/毫摩·升－1
甲
健康
10
3.85
3.94
乙
患糖尿病
19.46
19.00
丙
18.62
10.12
请回答：
下列各式中能与2合并的是（ ）
It's seven o'clock in the morning. It's time for breakfast. Jenny's mother is cooking in the kitchen. Jenny would like some milk and bread. Li Ming would like some eggs, bread and juice. After breakfast, Jenny and Li Ming will go to school by bike.
我国婚姻法规定近亲禁止结婚的目的是（ ）
