1. 根据短文内容及所给首字母提示，补全文中所缺单词，使短文完整、通顺。
I had a great time on my trip to Canada．I went with two tand all my classmates．I my family at first but at the end of the holiday, I didn't want to go home!
On my favorite day, we went on a really long walk in the mountains．We had to c all our things in bags on our backs(背)．It was hard work, but we never got bbecause we chatted(聊天)all the way．We had a rock climbing lesson before our lunch and later that afternoon we aat a lake．There we camped for me night．I helped build the fire．The teachers and two of the older students c(81)dinner．After dinner, we sat athe fire and sang songs and made wishes in me dark．
Some of us girls decided not to sleep inside the tents，but outdoors(在户外)bwe wanted to look at the stars．Several boys made“tiger" noises trying to make u afraid，but we just laughed because we were having so much fun．I'll n forget that day．