8.I've heard much about you.

我知道很多关于你的事。

还可说成：

I know a lot of thing about you.

I know much about you.

谚语：

Hear much, speak little.

多听少说。

9.We have been ten-year friedns.

我们已经是10年的朋友了。

还可说成：

We have known each other for ten years.

I have been friends with him for ten years.

谚语：

A friend to all is a friend to none.

滥交者无友。

10.What's happening recently?

最近在忙什么?

还可说成：

What have you been up to?

What are you doing these days?

应用解析：

as it happens 碰巧赶上，恰好出现;happen on 碰巧赶上;be likely happen 可能要发生;happen to say 碰巧说起，偶然提到

11.I know your business is going strong recently.

我听说您最近生意兴隆啊!

还可说成：

I heard that your business is being prosperous these days.

Business is on the up grade at last.

12.I am sorry ti hear you are doing a losing business.

很遗憾听说您生意不顺。

还可说成：

Sorry to hear that your business is dull.

I feel sorry about that your business is stagnant now.

谚语：

There is no time to lose.

机不可失失不再来。