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　　recently the issue of whether or not______(讨论话题) has been in the limelight and has aroused wide concern in the public. there are two major arguments that can be made for_________. for one thing， __________can bring ____

to_____________(优点一)。 for another， it is widely hold that people usually ____when ________________________________(优点二)。

　　but we must not lose sight of the fact that there are also drawbacks to__________， among which are ____________(列举缺点)。 for instance， it can be __________to _____________(举例说明)。 in addition， many people find it ________(形容词)to _______________(第二个缺点)

　　when asked to __________， i tend to ____________. this is because i _______________(原因一)。 furthermore， _______________________(原因二)。 finally， ______________(原因三)。????