... cost 28. of 29. even 30 . present 31 . ones 34 . to 35 . buy/ get Câu 5: (15 điểm – mỗi câu đúng được 3 điểm) 36 . No, they didn’t 37 . They caused acid rain 32 . most/ best 33 . for 38 . Because chemicals ... wanted. In this case, I think it is a good idea for you (34 ) ……………. Keep a list of suitable presents for your friends so that when the time comes, you can go out and (35 ) ………….. something special. ... An ideal (30 )………….. should be something one will like and want , not just something you like. Everyone has extravagant tastes as well as simple (31 ) ………… And you can usually find something inexpensive...