2..I feel OK as long as there is a calculator.------為什麼不用have
3.Would you mind my smoking?—為什麼不用me
4.I like your—為什麼不用your.
5.I met a friend of mine.
=I met my friend.
1.It belongs to his is welcome—為什麼不用him.
2.This doesn’t look like her book. It must be his---為什麼用his.
3.What is mine is yours.
4.This is no business of theirs.
5.That nest does not belong to it.