1.This was because Helen couldn't see or hear.

这是因为海伦看不见也听不见。 This was because...句型 这都是因为他的祖父是那么好的一个人。

This was because his grandfather had been such a kind man. 2.The word "think" was also a difficult one for Helen but she had a breakthrough while working on a simple task.

"思考"这个词对海伦来说也是一个难词。但是在完成一件简单的任务时，她取得了突破性的进展。 状语从句省略 参观这个城市的时候，他们受到热烈欢迎。

While visiting the city, they received a warm welcome. 3.It was the first time Helen had understood such a complex word－a word for something she couldn't touch.

这是海伦第一次明白这样一个复杂的词--一个她触摸不到实物的词。 It is the first time句型 这是我第一次有勇气在博客上写点英文。

It is the first time that I have the courage to write something in English in my blog. 　　

　　 come across偶然遇见

　　(教材P8)I came across an interesting name story when I visited my cousin in Henan Province.

　　当拜访我在河南的表妹时，我偶然听到了一个有趣的关于名字的故事。

　　come about　　 发生，产生

come up 出现；走近