499.Mary kept weighing herself to see how much _____ she was getting.
A.heavier
B.heavy
C.the heavier
D.the heaviest
500.I think whoever makes _____ contributions to the company than the others should get _____ income.
A.greater;a highest
B.more greater;a higher
C.greater;the highest
D.more greater;the higher
499.答案是A:考查比较级。称体重目的是看比以前重多少。
500.答案是C;由than得知第一空用比较级。再由than the others看出第二空应用较高级，且前面要用定冠词the。
