Unit4词组。1.将它们混在一起mixthemtogether2.例如forexample3.将它留在空气中leaveitintheair4.收拾妥当,整理好tidyup5.保密keepitsecret6.弄错,犯错gowrong7.拼错单词spellthewordswrong8.学。。。方面的课程takeacoursein…9.将玫瑰着成红色colourtherosesred句型1.请替我固定好这个架子。Pleasefixtheshelfforme.2.请不要碰未干的油漆。Don’ttouchthewetpaint,please.3.你不应该把这么多书放在架子上。Youshouldnotputsomanybooksontheshelf.4.你的手表坏了。你最好买块新的。Yourwatchisbroken.Youhadbetterbuyanewone.5.你最好不要上课迟到。Youhadbetternotbelateforschool.6.把其中一些大点的水果切成小块。Cutsomeofthelargerfruitintosmallpieces.7.我决定亲自为她制作一张生日卡片。Idecidedtomakeherabirthdaycardbymyself.8.当写“妈妈,生日快乐”这句话时,我犯了几个错误。ImadesomemistakeswhenIwrotethesentence“HappyBirthday,Mum.”9.我总是把单词拼错。Ikeptspellingthewordswrong.