1.表示时间的名词短语：1)一些含有time的名词短语，如everytime,eachtime,nexttime,anytime,thefirsttime等，以及theday,theyear,themorning等。eg.Thedayhereturnedhome,hisfatherwasalreadydead.Nexttimeyoucome,pleasebringyourcomposition.Lucygotmarriedtheautumnshegraduatedfromcollege.2)名词短语themoment,theminute,theinstant,the second等也可引导一个时间状语从句，相当于assoonas的意思。eg.Hejumpedoffthecouchthemomentthetelephonerang. The instant I saw her, I recognized her.2. immediately,directly,instantly用作连词,引导时间状语从句，相当于as soon as.eg.Theyphonedmeimmediatelytheyreachedhome. Directly you feel any pains, you must go to the doctor.