谁帮我用英语造10个现在完成时的句子,急用.

谁帮我用英语造10个现在完成时的句子,急用.

I haven't met him since I left the elementary school.自从我小学毕业以来,我一直没有见过他.
How long have you had the cold?你已经感冒多久了?
How many times have you been to Beijing?你去过北京几次?
I have learnt English for four years.我已经学习英语四年了.
He has met her at the library.他在图书馆遇到过她.
We haven't met since then.自那以后我们再没见过.
Has your father gone to America?你的父亲去过美国吗?
Tom has skated for five hours.TOM已经滑冰五个小时了.
I have read a book these days.这几天我一直在看一本书.
Have you had your lunch yet?你已经吃过午饭了吗?
现在完成时常与for+一段时间,或since+过去时间点/一般过去时态的从句连用.我这两天在给学生讲这个时态,希望能够帮到你.

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