2)people have different opinions on this problem.
3)people take different views of(on)the question.
4)some people believe that...others argue that...
例如：
people have different attitudes towards failure.some believe that failure leads to success.every failure they experience translates into a greater chance of success at their renewed endeavor.however， others are easily discouraged by failures and put themselves into the category of losers.
11.表示结论
1)in short，it can be said that ...
2)it may be briefly summed up as follows.
3)from what has been mentioned above，we can come to the conclusion that ...
例如：
from what has been mentioned above，we can come to the conclusion that examination is necessary，however， its method should be improved.
注：例句1可用于任何一个段落的结论句；例句3则多用文章结论段的第一句。
12.套语
1)it’s well known to us that