在英语四级考试中，作文部分往往占据重要比例，而熟练运用各种句型是提高作文得分的关键。以下，我将从多个角度分析四级作文常用句型，帮助考生在考试中更好地发挥。

一、引出问题句型

1.Toeginwith,itisimortanttonotethat...

2.Firstly,weshouldeawarethat...

3.Inthefirstlace,itisworthmentioningthat...

二、观点阐述句型

1.Ontheonehand,thereareseveralreasonswhy...

2.Ontheotherhand,therearealsosomefactorsthatcontriuteto...

3.Furthermore,anotherasectworthconsideringis...

三、举例说明句型

1.Forinstance,agoodexamleis...

2.Toillustrate,let'stake...

3.Asanexamle,consider...

四、对比分析句型

1.Whilesomeeolearguethat...

2.Onthecontrary,otherselievethat...

3.Conversely,therearethosewhoclaimthat...

1.Inconclusion,itcaneseenthat...

2.Tosumu,itisevidentthat...

3.Ultimately,wecaninferthat...

六、过渡连接句型

1.Moreover,itisnecessarytomentionthat...

2.Additionally,itisworthointingoutthat...

3.Furthermore,itisimortanttonotethat...

七、强调语气句型

1.Itisessentialtoemhasizethat...

2.Itisarticularlyimortanttonotethat...

3.Whatismoresignificantisthat...

八、提出建议句型

1.Itisadvisaleto...

2.Itisrecommendedthat...

3.Itwouldeeneficialto...

九、表达观点句型

1.Inmyoinion,itisclearthat...

2.Frommyersective,Ielievethat...

3.AsfarasIamconcerned,itisoviousthat...

十、全文句型

1.Insummary,thisessayhasdiscussed...

2.Toconclude,thisessayhasresented...

3.Inthisessay,wehaveexlored...

通过掌握这些四级作文常用句型，考生可以在考试中更好地组织语言，表达自己的观点，从而提高作文得分。在备考过程中，多加练习，将这些句型运用到实际写作中，相信会在考试中取得理想的成绩。