1.The reason why we have so much packaging is that we consume so much more on a daily basis than families did in the past.
2.On the one hand, some people are in favor of the idea that advertisement should not be banned
赏析：插入语和同位语从句的结合。引述别人观点或*出自己观点时必备的句型。雅思(如：However, I am in favor of the idea that violence shown in media should be banned.)
3.To be frank, it is quite impossible for people to reach an absolute consensus on this controversial issue.
赏析：插入语和不定式形式主语结构的结合。*出自己观点时必备的句型。(to be frank=to be honest=to tell the truth=frankly=honestly=honestly speaking=frankly speaking. It is quite impossible for people to do something反义表达：It is quite possible for people to do something)
4.Another reason is that old employees cannot adapt themselves to the rapid pace of the society.
5.Whether these characteristics are able to develop within the personality of an individual surely depends on whether the circumstances allow such a development.
( 如：Whether we find a joke funny or not depends on where we have been brought up.)
6.In my opinion, the evolution of雅思 society and the development of economy result in the growth of culture.
(in my pinion=personally=personally speaking=as far as I am concerned=from my point of view=from my perspective=in my view=to my mind=as far as I know=as I see it=as for me= I think=I believe=I do believe=I do strongly believe=I insist=I maintain=I hold=I am fully convinced =I am firmly convinced)