Many people believe that______one has, ______one is, but actually it is not true.
【正确答案】 A
【答案解析】本题考查“the+比较级,the+比较级”句型,表示“越……,越……”。又因为happy属于“辅音字母+y”结尾的双音节词,其比较级应变“y”为“i”,再加-er,即happier。故选A。