Question 40: Hazardous waste is waste that has substantial or potential threats to public health or the environment.

A. vivid                          B. risky                          C. dangerous                  D. secure

Question 39: If one fails to achieve a goal, his or her efforts are fruitless.

A. profitable                   B. futile                         C. purposeful                 D. useless

Question 38: People in the mountainous areas are still in the habit of destroying forests for cultivation.

A. planting                     B. farming                     C. industry                     D. wood

Question 37: The maintenance of these old castles must cost a lot of money.

A. building                     B. foundation                 C. destruction                 D. preservation

Question 36: The expression “out of the frying pan and into the fire” means to go from one dilemma to a worse one.

A. situation                    B. predicament               C. solution                     D. embarrassment

Question 35: Laws on military service since 1960 still hold good.

A. remains for good                                            B. is still in good condition

C. stands in life                                                   D. remains in effect

Question 34: Adverse weather conditions made it difficult to play the game.

A. favorable                   B. bad                           C. comfortable               D. severe

Question 33: Nutritionists believe that vitamins circumvent diseases.

A. defeat                       B. nourish                      C. help                          D. treat

Question 32: The government decided to pull down the old building adter asking for the ideas from the local resident.

A. renovate                    B. purchase                   C. maintain                    D. demolish

Question 31: Tet marks the beginning of spring and, for agrarian people who depend on the lunar calendar to manage their crops, the start of the year.

A. traditional ones          B. minority people          C. farmers                     D. old people