Supply the correct form of the word in the bracket.
39. We should think _________________ how to protect our environment. POSITIVE
40. Scientists are finding an _________________ source to replace gasoline. LIMIT
41. His driving test result was _________________ than mine. WORSE
42. We can always feel the _________________ atmosphere even ten days before the event. FESTIVAL
43. Dalat is a _________________ city with many places of interest. ROMANCE
44. About 2,000 foreign tourists _________________ the event last year. ATTEN
positively
unlimited
worse
festive
romantic
attended