考研英语必背作文高分范文.pdfVIP

考研英语必背作文高分范文

英语作文是我们在考研英语考试未进行的时候就必定会遇到的，这些我

们都知不是吗?下面是我给大家整理的考研英语必背作文，供大家参阅！

考研英语必背作文：NOTICE

三年级的英语老师张利从今天起请病假1周，通知1,2班的同学。一

班周一3,4节的英语课调到周3的5,6节;2班周二1,2节的英语课到

周4的5,6节。

请同学们按时上课，发通知者为教务处(DEANSOFFICE)时间为3月30

0

NOTICE

MsZhang,theEnglishteaherofGradethree,isleavingfora

weekbeauseforsikness.Therefore,someadaptionhavetobemade.

Herearenotieforyou:Classi-lassonMondayourses3and4

hangetoWednesdayourses5and6.Class2-lassonTuesdayoursesl

and2hangetoThursdayourses5and6.Pleaseprepareforthelass.

DEANSOFFICE

30thMar

考研英语必背作文：Topaz

Topazisahard,transparentmineral.Itisaompoundofaluminum,

silia,andfluorine.Gemtopazisvaluable.Jewelersallthis

varietyofthestonepreioustopaz”.Thebest-knownpreioustopaz

gemsrangeinolorfromrihyellowtolightbrownorpinkishred.

Topazisoneofthehardestgemminerals.Inthemineraltableof

hardness,ithasaratingof8,whihmeansthataknifeannotut

it,andthattopazwillsrathquartz.

Thegoldenvarietyofpreioustopazisquiteunommon.Mostof

theworldstopaziswhiteorblue.Thewhiteandbluerystalsof

topazarelarge,oftenweighingthousandsofarats.Forthisreason,

thevalueoftopazdoesnotdependsomuhonitssizeasitdoes

withdiamondsandmanyotherpreiousstones,wherethevalue

inreasesaboutfourtimeswitheahdoublingofweight.Thevalue

ofatopazislargelydeterminedbyitsquality.Butolorisalso

important:bluetopaz,forinstane,isoftenirradiatedtodeepen

andimproveitsolor.

Bluetopazisoftensoldasaquamarineandavarietyofbrown

quartziswidelysoldastopaz.Thequartzismuhlessbrilliant

andmoreplentifulthantruetopaz.Mostofitisvarietyofameth