用英文翻译下列句子11.我认识他们五年了.12.他们已去了美国五年了.13.自从他搬到福州,他就住这儿了.14.他们已经结婚10年.15.我妹妹成为一个大学生已经三年.

用英文翻译下列句子11.我认识他们五年了.12.他们已去了美国五年了.13.自从他搬到福州,他就住这儿了.14.他们已经结婚10年.15.我妹妹成为一个大学生已经三年.
用英文翻译下列句子
11.我认识他们五年了.12.他们已去了美国五年了.13.自从他搬到福州,他就住这儿了.14.他们已经结婚10年.15.我妹妹成为一个大学生已经三年.

用英文翻译下列句子11.我认识他们五年了.12.他们已去了美国五年了.13.自从他搬到福州,他就住这儿了.14.他们已经结婚10年.15.我妹妹成为一个大学生已经三年.
I have known them for five years
They have been in America for five years
He has lived here since he moved to Fuzhou
They have been married for 10 years
My sister has been a college student for 3 years