"leave; exit" Practice Chinese lesson

Recording	English	Chinese	Status
	When did you get diagnosed with lactose intolerance?	你是什么时候被诊断出患有乳糖不耐症的？
	I got diagnosed with lactose intolerance when I was 15 years old.	我 15 岁时被诊断出患有乳糖不耐症。
	How often do you go abroad?	你多久出一次国？