Smile to the world, ___________ the world will smile back to you.
【2013陕西】When you ________ at a restaurant , please order just enough food .
【2013天津】I saw him in the library yesterday. He______ a book at that moment.
【2013江苏淮安】—Will you go to thecinema with me tomorrow?—Sorry, I ________ skating with Tom.
【2013江苏淮安】One of the popular expressions in 2012 ________“Positive energy”.
【2013江苏徐州】Millie ________ a picture when Mr Green came in.