He spent the entire morning _________up the tent in the camping site. A. to put B. putting C. put D. to putting 20. I am looking forward _________ you again soon. A. meet B. meeting C. to meet D. to meeting. 21. We speak English _________ now than last year. A. more fluent B. fluently C. more fluently D. less fluent 22. The 54 ethnic peoples of Vietnam are _____, but they live peacefully. A. diverse B. the same C. similar D. unlike 23. A tent can be__________ pulled down and transported than a ger. A.more easily B.most easily C.easier D.as easily 24. The on display in Da Nang Museum of Cham Sculpture are very interesting. A.items B.goods C.products D.shows 25. The volunteers have to work much ___________ usual to save the dying animals from the forest fire. A.as hard as B.more hard than C.harder than D.the hardest 26. Would you mind __________ outside? A. smoke B. to smoke C. smoking D. to smoking 27. Air pollution has a negative effect _______ the environment. A. at B. in C. for D. on 28. Japan is the ________ developed country in the world. A. most second B. second in most C. second most D. two most 29. Your child needs _______ some weight. Tell him _______ less junk food and more exercise. A. to lose – eat B. to lose - to eat C. losing - to eat D. losing - eat 30. Yoga helps us learn________ to co-ordinate breathing and movement. A. What B. when C. why D. how 31. _____ did you get to work yesterday? - I took a taxi because my car was broken. A. How B. Why C. When D. Why 32. We are looking for people with experience. A. the B. a C. an D. Ø 33. The ____________ of the Nung is not as colorful as that of other ethnic groups. A. custom B. costume C. folk dance D. tradition 34. The sky is _______here in the countryside because there are no buildings to block the view. A. tidy B. close C. dense D. vast 35. Although there are cultural _____ between ethnic groups, they still keep the identity of their own culture. A. changes B. exchanges C. relations D. meetings 36. On YouTube you can find many videos on _______ all aspects of your English. A. surfing b. working c. taking d. improving 37. Anna is _______on making origami and studying Japanese culture. A. addicted B. hooked C. interested D. fond 38. Mua sap is a _______dance of the Muong in the North West. A. typical B. similar C. different D. average 39. The Viet have many traditional _______: weaving, carpentry, embroidery. A. systems B. festivals C. crafts D. folk dances 40. The US is a _____ country with over 80 ethnic groups. A. multi-cultural B. bi-lingual C. poor D. ethnic