The public transport system in Beijing is very good now, so there _____be any difficulty in traveling around the city.
31.The play_____ next month aims mainly to reflect the local culture.
30.---- Do you think it's a good idea to make friends with your students?---- _____ , I do. I think it's a great idea.
29.---- I wonder how much you charge for your services.---- The first two are free ____ the third costs $30.
28.She’ll never forget her stay there ________ she found her son who had gone missing two years before.
27.My uncle’s house in the downtown area is much smaller than ours , but it is twice _______ expensive .