2 . The Jungle Book lasts for about two hours but there ________(be) enough tension and humour to hold your attention during the whole film. (所给词的适当形式填空)

3 . 排除一切困难后，我们已经建成了新操场，它是用来让学生最大限度地锻炼身体的。现在，学校里呈现出一派新气象。 (汉译英)