Next came a horse, swimming bravely, but we were afraidthat the strength of the current would prevent its landing anywhere before it becameexhausted. Suddenly a raft appeared, looking rather like Noah's ark, carrying thewhole family, a few hens, the dogs, cat, and bird in a cage. We realized that they musthave become unduly frightened by the rising flood, for their house, which had soundfoundations, would have stood stoutly even if it had been almost submerged.

　　19.Next came a horse, swimming bravely, but we were afraid that the strength of thecurrent would prevent its landing anywhere before it became exhausted.

　　接着一匹活马勇敢地与水搏击。但我们担心，洪水力量将使它上岸之前就筋疲力尽了。

　　语言点:句子结构分析:that引导宾语从句。

　　20.Suddenly a raft appeared,looking rather like Noah's ark, carrying the whole family,a few hens, the dogs, cat, and bird in a cage.

　　突然，出现了一只筏子，看起来很像诺亚方舟，上面载着他们全家老小，还有几只母(又鸟)、几只狗，一只猫与一只鸟笼，那里头有一只小鸟。

　　语言点:like Noah's ark是明喻修辞格。

　　21.We realized that they must have become unduly frightened by the rising flood, fortheir house, which had sound foundations, would have stood stoutly even if it hadbeen almost submerged.

　　我们意识到他们一定是被不断上涨的洪水吓坏了。因为他们的房子地基牢固，即使洪水几乎灭顶也不会倒塌。

　　语言点:句子结构分析:这是一个相当复杂的复合句，that引导宾语从句，which引导非限制性定语从句，evenif引导让步状语从句。