III. Choose A, B, C, D for each gap in the following sentences. 1. ……… you are Vietnamese, you should know the story of Chung cakes and day cakes A. When B. If C. Although D. However 2. It is hard to explain …..the phone. A. in B. at C. on D. of 3. Tet is the most important festival in Viet Nam;………….,most Viet Nam return home for Tet. A. but B. therefore C. however D. otherwise 4.We don’t have many carnivals in Viet Nam; …………….we have many traditional festivals. A. also B. But C. moreover D. nevertheless 5.Bin loves ……..Trung cakes A. making B. makeing C. make D. made 6. We want to reduce pollution but we also want to enjoy convenience that .............science and technology supply us. A. a B. an C. the D. no article 7. The cost of …….is very high in the big city. A. live B. lived C. lives D. living 8.I stopped ……my book and went to bed A. to read B. reading C. read D. reads