国际联盟的成立是人类开始探寻维护世界和平的新途径种种努力的结果。国联从一成立就宣称维护世界和平与安全，但它却在历史长河中留下了不太光彩的纪录，并放任了二战的爆发。其原因不包括

In my view, London's not as expensive in price as Tokyo but Tokyo is ______in traffic.

—I like movies ______ are not scary.

阅读下面短文，掌握其大意，并根据所给字母的提示，写出一个英语单词的完整、正确形式，使短文通顺。

    More and more A____ are going to work by bike. Do you know why more people are riding bikes to work? We can answer the question in d____ ways. First, bikes don't need gasoline(汽油)，so it takes little m____ to use them. S____  a bike doesn't need much space, so it is e____ to find a place for it. And to ride a bike is good for one's h____ .People often d____ their cars to offices or to shops in the past. But now people think riding bikes is a good way of d____ sports. That's w____ more Americans are now riding to work by bike, and they are leaving（把...留下）their o____ cars at home.