【示例一】

①Recently the issue of whether or not ________（讨论话题）has been in the limelight and has aroused wide concern in the public. ②There are two major arguments that can be made for. ③For one thing， ________can bring ________to________（优点一）。 ④For another， it is widely hold that people usually ________when ________（优点二）。 ⑤But we must not lose sight of the fact that there are also drawbacks to ________ ， among which are ________（列举缺点）。 ⑥For instance， it can be ________to ________（举例说明）。 ⑦In addition， many people find it ________（形容词）to ________（第二个缺点）。

【示例二】

①Some people are in favor of the idea of doing ________（主题）。 ②They point out the fact that ________（支持的第一个原因）。 ③They also argue that ________（支持的另一个原因）。④There might be some element of truth in these people’s belief. ⑤However， other people stand on a different ground. ⑥They consider it harmful to do ________. ⑦They firmly point out that ________（反对的理由）。