module 1
2. be full of 充满…的 3. have to do sth 不得不做某事
4. stay with sb 和某人在一起 5. forms of transport 交通工具 transport 是不可数名词
6. fly back to 飞回 7. the busiest season 最繁忙的季节
10. go sightseeing 去观光 11. have quite a good time 玩得相当高兴
12. take a tour by coach 乘坐公交旅行 13. go for a long
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