a. I have just designed the new cover for my book. Please ____________ it and give me some comments. Thank Trung! b. The woman ___________ the bus, but ________ immediately and decided to take a taxi instead. c. I have just taken up _____________. You know what? It’s really difficult to use the sheet to trim the sail. d. I don’t usually ride to work on Nguyễn Trung Trực Street because there are many____________ at different intersections. It takes a lot of time.