S1:in my opinion,i think 重復題目
S2:firstly/one of the reason is 理由1
S3:概述,闡述S2
S4:beside/moreover/secondly(前面用First就不要用了),理由2
S5:闡述S4
L2
S1:from my point of view i prefer A or B .there are some reason as follows.
S2:firstly,理由1
S3:闡述why
S4:beside,理由2
S5:闡述S4
建意去小馬過河,太傻網,追夢人,去搜``