A．mostB．lowerC．higherD．least

A． variousB． differentC． the higherD． the lower

【C6】A．betterB．furtherC．higherD．longer

【C17】A．mostB．moreC．leastD．less

【C11】A．much lowerB．much higherC．a little higherD．the lowest

【C2】A．mostB．largestC．smallestD．heaviest

【C3】A．mostB．averageC．normalD．common