past few months, the country _____ a furthertightening of supply restrictions, making fuel and food supplies more difficultto obtain

The old couple who _______ in the deserted house forten years have been settled in a nursing home now.

As is known, mobile phones make it possible for people to ______ each other conveniently.

a real race _______ time to get the projectdone. Luckily, we made it.

依次填入下列画线处的句子排序最恰当的一组是（ ）艺术是“文明的生活的纪录与赞颂”。__________艺术也一直是文明的象征。历史上每一个伟大的文明，都创造出属于自身的辉煌艺术。①按照摩尔根的看法，文字、铁器与礼仪是文明时代的三大标志。②但早在文字产生之前，原始艺术就已相当成熟，如我们在原始洞穴中所见到的那些壁画。③从发生学角度看，艺术的出现早于文明时代的到来。④这些壁画还成为现代艺术家如毕加索等竞相模仿的对象。⑤这些壁画不仅真实地记录下原始人的生活，本身也是一种成熟艺术。