根据课文原文，填入所缺内容。
1. The most energetic and important festivals are the ones that _________________the end of winter
and to the coming of spring.
2. Something terrible __________________if Li Chang was not coming to eat in his restaurant as he
always did.
3. The next morning I'd just about given myself up for lost when I ___________by a ship.
4. This produced a chain reaction, which _______________for life to develop.
5. That afternoon aboard the train, the cousins _____________in their seats.
