may i use you pen?I'm __you__.I'm using it now.
may i use you pen?I'm __you__.I'm using it now.
May I use your pen?I'm a _____ you can't .Jack is using it.空
may i use your pen?I am ---not.I am using it now
sorry,I'm using my pen.I think you will have to borrow( )pen
Millie,___borrow your bike?---------Sorry,I'm using it now.
—May I use you pen?——No,you____.You __only use it here.
Can I use your ruler?Sorry.I have o( ) one.And I'm using it.
May I use your pen?
I can't find my pen Could you lend me__ Sorry.I'm using it__
-Could I use your dictionary?-Sorry,you_____.I'm using it.
May I borrow your pen?Sorry,I__(use) it
修改错误I'm using the pen which he bought it yesterday.