31. —You should make it a rule to do more exercise in your spare time. — I think your suggestion really deserves__________.
He, along with his sister, ______ how serious the situation is.
—These things are not useful to anyone, are they? —______. We can throw them away.
—My sister took a photo with Jay Chou last year. —______.
Our English teacher suggested we ________ English as much as possible in class.
Remember to introduce your friend Stone to me when he arrives, ______?