The majority of the damage ______ easy to repair.

填入下面文段空白处的词语，最恰当的一组是比尔﹒布莱森在他的《万物简史》里介绍了超级火山的巨大破坏性。以美国为例，①境内有一座超级火山喷发，②其产生的巨大能量将摧毁数千公里范围内的所有东西，无数人会因此丧命，③会导致整个国家被深达6～20米的火山灰覆盖，随后④会出现其他许多可怕后果，⑤目前人类还无法预测美国超级火山会在何时喷发，⑥了解了它的杀伤力有利于我们制订各种减损预案。 ① ② ③ ④ ⑤ ⑥

Let’s go to the concert tonight, Michael!—Sorry, I _______. I have to help my mother with the housework

My little sister likes some soft drinks, ____ tea, milk and lemonade.

The problem with people in Africa ____that the more is given and the more ______