1．开头常用句式
①Recently ... had a heated discussion about whether ... or not.
近来，关于……是否……进行了热烈的讨论。
②Having read your article concerning ..., I am writing to express my opinion about ...
读过关于……的文章后，我想写信表明我对……的观点。
③People hold different opinions about ...
人们对……持不同的观点。
