5. 乘船旅行 take a boat trip
4. 玩得开心 enjoy oneself = have a good / wonderful / great time = have fun
3. 快来 come on
2. 保持健康 keep fit
1. 爬山 climb the hill
44. 与…同样尺寸 / 颜色 the same size / colour… as
43. 在周末 at weekends = at the weekend
42. 一个网球场 a tennis court
41. 半小时的作业 half an hour of homework
40. 在(两者中的) 一个…/ 另一个 on one side of …/ on the other side of…