Exercise 1:​Choose the best answer A, B, C or D to complete the sentences. 1.​Whose _________? - It’s mine. ​​A. hat is it​​B. is this hat​​​C. is hat this​​D. hat this is 2.​_________ is Halloween festival held? – It’s held at the end of October. ​​A. How​​B. Why​​​C. When​​D. Where 3.​_________ do you like about the festival? – I like musical performances. ​​A. How​​B. What​​​C. Who​​D. Whose 4.​_________ do you like that festival? – Because it is an interesting thing of Vietnamese culture. ​​A. What​​B. How​​​C. When​​D. Why 5.​He was successful _________ his job.​​. ​A. at ​​​B. into​​​​C. for​​​D. in 6.​Everyone was surprised _________ the festival. ​​A. on​​​B. in​​​​C. at​​​D. up 7.​My home is far _________ the cinema. ​​A. at ​​​B. from​​​C. after​​D. for 8.​We often go to _________ to pray for good luck.​​. ​A. university​​B. concert​​​C. pagoda​​D. hospital 9.​_________ do you go to school? – Six days a week.​​. ​A. How much​B. How far​​​C. How long​​D. How often 10.​Children receive their “lucky money” inside red _________. ​A. boxs​​B. envelopes​​ ​C. wallets​​D. books