Ⅰ.单词拼写
1．There will be no difficulty in the world that they cannot overcome (克服)．
2．We told each other the most absurd (荒诞的) stories with the most serious faces.
3．The identity (身份) of the killer is still unknown.
4．He is hopeless (无望的) about his chances of winning the contest.
Ⅱ.拓展词汇
5．acquaint vt.使了解，使认识→acquaintance n．泛泛之交，熟人；略有交情，(与某人)认识
6．hopeless adj.没有好转希望的，无望的；糟透的→hope v. & n．希望→hopeful adj.抱有希望的；充满希望的→hopefully adv.有希望地，有前途地
7．amusement n．娱乐，消遣→amuse v．逗笑，(使)娱乐→amused adj.被逗乐的→amusing adj.有趣的；
