Some people suggest／maintain／hold the opinion that. . . But ／ However ／ While ／Yet, other people hold a different point of view. . .
有些人認為……，但是另外一些人卻持有不同的觀點。

Nowadays, an overwhelming majority of people think that. . . Nevertheless, there are still some people of the opinion that. . .
雖然如今絕大多數人認為……，但是還是有些人認為……。

Now it is commonly／generally／widely／universally thought／held that. . . But I wonder／doubt whether. . .
現在大家普遍認為……，我卻對此持懷疑態(tài)度。

When asked about…, most people say… But many other people regard…as… I personally think…
當被問及對……有什么看法時，大多數人認為……但是，還有很多人認為……我個人認為……