The book________all the information you need. ________how to make tea and coffee. [ ]

Your new blouse looks very beautiful. Is it_____silk—Yes. It’s _______ Hangzhou.

and gentlemen, please fasten your seat beltsThe plane________

— How do you find air conditioners made by Haier Group Corporation?— Of high quality. We ______ their products all these years. [ ]

Must I go to the gym three times a week? —No, you ______. Twice a week is OK.