—The book isn’t easy for Jack to understand, is it?  —____. His foreign language is far better than expected. 

---Did you enjoy the party last night? --- _______! Everybody was in high spirits.

— The world is becoming smaller and smaller because of the Internet. --____________.

--Time and tide wait for no man.---________. We should value our time.

— Do you like cooking, Serena?— ______. Luckily, I’ve never had to worry about it. My husband will do the job.