;

　　◆there is a public debate today that ...

　　    ◆a is a common way of……, but is it a wise one?

　　    ◆recently the problem has been brought into focus that+同位语从句……

　　◆different people hold different opinions.

　　◆opinions are divided.

　　◆people have taken/adopted different attitudes towards ……

　　    ◆with the rapid improvement in……/growing awareness of……， more and more……

　　      （e.g.with the rapid improvement in building industry， more and more structures are being erected to set the people‘s minds at ease.）

　　◆ recently， sth'/the problem of……has been brought to popular attention/ has become the focus of public concern……（e。g。 recently， the prob

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