—Do__________you think is right, __________others say.—Yes,I__________.
—Have you seen ________ pen?I left it here this morning.—Is it ________ black one?I found it in the corner.
Keeping a diary is ________ good habit,by which you'll make ________ great progress in writing.
I don't know who invented ________ iphone,but I think it is ________ useful invention.
—Which of the twin brothers is easier to get on with?—________ younger one.He is ________ most humorous man.
It is said that ________ wool produced in Australia is of ________ high quality.