How to improve your English listening?The one of the best effective way to do shadowing of picture books.

你提供的英文表述有误，正确的英文表达应该是：How to improve your English listening? Shadowing English picture books is one of the most effective ways.

分析如下：原句中 “The one of the...” 表述冗余且错误，“one of...” 本身就表示“……之一”；“the best effective”表述也不对，“effective”的最高级形式是“most effective”；原句还缺少谓语动词，“Shadowing English picture books is...”才构成完整的句子结构，其中“Shadowing English picture books”是动名词短语作主语。

All about dinosaurs.

这句话的常见释义为 “全是关于恐龙的（内容）” ，常用来描述书籍、展览、讨论等的主题围绕恐龙展开 。例如：This book is all about dinosaurs.（这本书全是关于恐龙的内容。）

About dinosaurs, dinosaurs lived long long ago. No one has ever seen a dinosaur, but scientists think they know how dinosaurs looked.

关于恐龙，恐龙生活在很久很久以前。从来没有人见过恐龙，但科学家们认为他们知道恐龙长什么样。

Scientists want to learn more about dinosaurs. They dig up dinosaur bones. They clean the bones. Then they put the bones together like a big puzzle The dinosaur bones tell a story. Scientists use the bones to find out how the dinosaurs looked.

科学家们渴望更多地了解恐龙。他们挖掘出恐龙化石（骨头），清理这些化石，接着像拼一幅巨大的拼图那样，把这些化石组合起来。恐龙化石能诉说过往。科学家依据这些化石去探寻恐龙的模样。

Different kinds of dinosaurs. Some dinosaurs were small. These are the bones of a small dinosaur. Scientists think the small dinosaur looked like this. It was only as big as a chicken.

恐龙种类繁多。有些恐龙体型微小。这些便是一只小型恐龙的骨骼。科学家们认为这种小型恐龙的模样大致如此。它仅有一只鸡那般大小 。

Some dinosaurs were big. These are the bones of very very big dinosaur. Scientists think the big dinosaur looked like this. It had a Very long neck and a very long tail. Its tail was longer than a school bus.

一些恐龙体型巨大。这些是一只极其庞大的恐龙的骨骼。科学家们认为这种大型恐龙的模样大致如此。它有着极长的脖子和一条很长的尾巴，其尾巴比一辆校车还要长。

Some dinosaurs had horns. This dinosaur had three horns on its head. Some dinosaurs had many specks. This dinosaur had many specks on its back.

有些恐龙长有角。这种恐龙头上有三只角。有些恐龙身上有很多斑点。这种恐龙背上有很多斑点 。

Some dinosaurs had horns. This dinosaur had three horns on its head. Some dinosaurs had many spikes. This dinosaur had many spikes on its back.

有些恐龙长着角。这种恐龙头上有三只角。有些恐龙身上有许多尖刺。这种恐龙背上布满了尖刺

What dinosaurs ate? Some dinosaurs ate only plants. Their teeth were flat. This dinosaur had flat teeth. Some dinosaurs ate meat Their teeth were long and sharp. This dinosaur had lots of long ,sharp teeth.

恐龙吃什么呢？有些恐龙只吃植物。它们的牙齿是扁平的。这种恐龙就有扁平的牙齿。有些恐龙吃肉，它们的牙齿又长又锋利。这种恐龙就有许多又长又锋利的牙齿。

不过原句 “What dinosaurs ate?”表述有误，正确的疑问句形式应该是“What did dinosaurs eat?” 。

Some dinosaurs ate plants, some dinosaurs ate meat, and some dinosaurs ate other dinosaurs.

有些恐龙以植物为食，有些恐龙吃肉，还有些恐龙会捕食其他恐龙。

Look at these dinosaur bones. You can think about the story they tell.

看看这些恐龙骨骼。你可以琢磨一下它们所讲述的故事。