232. A grander National Day will be observed on Tiananmen Square on October 1 every five years. Which of the following words can replace the underlined word?

2016年10月21日，“神十一”与“天宫二号”对接成功，太空中也迎来了宇航员景海鹏50岁生日，网友祝贺。下面四幅贺寿联顺序已乱，重新配对后排列都正确一项是。（1）别样生辰，太空漫步，星汉倾情酬远客 （2）华夏庆生，我辈题诗颂英雄（3）三飞圆梦，五秩开心，吴刚捧酒赋新篇 （4）太空祝寿，嫦娥载酒酬壮士（5）国展雄心，心存伟梦，又抒华夏振兴歌 （6）壮士生辰，万里太空开寿宴 （7）鹏怀海志，志在苍穹，重启神州强国梦 （8）海鹏展翅，无垠浩宇跨新程

I ______ ride a bike to school. But this morning, I walked to school.

Every evening after dinner, if not _____ from work,I’ll spend some time walking my dog.

This big bag is too heavy for the little boy______.Who volunteers to help him