We should be kind to our sister.帮忙分析下这个句子的结构和成分其中谓语部分是什么后面的“to our sister"是宾语吗?情态动词和be动词难道是谓语?那kind又是什么呢?

we should be kind to animals .we should ___ ___animals Nobody likes ,so we should be kind to eNobody likes ,so we should be kind to everyone. we should be kind and ﹙﹚to those ﹙﹚people.﹙help﹚ we should be kind to the _____(老年人)and help them in our daily life,we should be kind to the people a—— us we should all be kind to the old这句话有语病没 Finally,teenagers must not be selfish.We should be kind to others_______.空里填什么吗?Finally,teenagers must not be selfish.We should be kind to others_______.空里填什么（it hard instead especial be） 可以变型 Should managers be strict with or kind to their emplopees? We should be friendly to ------.(other ) we should learn to be i__ when we grow up. We learn to be ___kind______ (kind) to animals.请问,横线上为什么要填kind呀? We must be kind to the old.为什么be kind to这个词组在句中不可以写成We must are kind to the old. ”A king person should care for others””Be strict with yourself,but be kind to others be kind to =( ) be kind to We should be friendly______animals. 英语翻译Friendship should be lifelong .We should try to keep friendship as long as we can. what we do should be to our heart怎样翻译?