they的形容词性物主代词是their。
their：det.他们的;她们的;它们的;在提及性别不详的人时，用以代替his或her。
扩展资料
The loss of their son brought the two of them together.
丧子使他们两人重归于好。
Having a child gave new meaning to their lives.
有了一个孩子使得他们的生活有了新的方向。
People often share their political views with their parents.
人常常跟自己的父母政治观点一致。
The new evidence will strengthen their case.
新的.证据将使他们的论据更为充分。
Being back with their family should provide emotional stability for the children.
回到家人身边会使儿童的情绪稳定下来。
