1. 关于……人们有不同的观点。一些人认为……

　　There are different opinions among people as to ____ 。Some people suggest that ____。

　　2. 俗话说（常言道）……，它是我们前辈的经历，但是，即使在今天，它在许多场合仍然适用。

　　There is an old saying______。 Its the experience of our forefathers，however，it is correct in many cases even today.

　　3. 现在，……，它们给我们的日常生活带来了许多危害。首先，……；其次，……。更为糟糕的是……。

　　Today， ____， which have brought a lot of harms in our daily life. First， ____ Second，____。 What makes things worse is that______。

　　4. 现在，……很普遍，许多人喜欢……，因为……，另外（而且）……。

　　Nowadays，it is common to ______。 Many people like ______ because ______。 Besides，______。