There were hardly any trees on the island and there was no water, but this did not prove to be a problem. The men collected rainwater in the rubber dinghy. As they had brought a spear gun with them, they had plenty to eat.

　　13. There were hardly any trees on the island and there was no water, but this did not prove to be a problem.

　　岛上几乎没有一颗树，也没有淡水，但这不算什么问题。

　　语言点:hardly看似肯定，实为否定词。

　　14. The men collected rainwater in the rubber dinghy.

　　他们用像皮艇蓄积雨水。

　　语言点1:句子结构分析:in the rubber dinghy作collected water(收集雨水)的方式状语。

　　语言点2:含有coolect的短语总结:

　　collect donations 募捐

　　collect infromation 收集信息

　　15. As they had brought a spear gun with them, they had plenty to eat.

　　由于他们随身带了一支捕鱼枪，因此，吃饭不愁。

　　语言点1:句子机构分析:as以电脑原因状语从句，交代“吃饭不愁”的原因。

　　语言点2:plenty to eat为省略的说法，补充完整应为:plenty of food to eat。动词不定式to eat作定语，修饰food。