Incase(that)Johncomes/shouldcome，pleasetellhimtowait.
(incasethat后谓语用一般现在时或should+动词原型)
PleaseremindmeaboutitincaseIforget/shouldforget.
Pleasetakemyumbrellaincase(that)itrains/shouldrain.
Incaseoffire，whatshouldwedo？
22.祈使句(表条件)+orelse/or/otherwise+主句(表结果)….否则…，要不然….
Pleasecallmeupbeforeyoucome，otherwise/orelse/orwemightbeout.
Hurryup，oryouwillbelate.
祈使句(表条件)+and+主句(表结果)
Givehimaninchandhewilltakeamile.
Beunitedandcooperatewitheachotherandonlyinthiswaycanwesaveourearth.
23.as(so)…as…和…一样
HenryisasgoodaplayerasPeter(is).
Heworkedasfastasaskilledworker(did).
Wewillgiveyouasmuchhelpaswecan.
24.形容词/副词比较级+than
注意：形容词和副词的比较级前还可以加一个表示程度的修饰语，常用的修饰语是：
(1).alittle，abit，slightly稍微；一些
(2).Much，alot，greatly，agreatdeal，far，byfar….得多
(3).Still，even，rather更
(4).Any一般用于疑问句，表示‘一些”；“稍微”
(5).倍数或数量词.
Thistextisalittle(abit)moredifficultthantheother.
Hehasmadefargreaterprogressthistermthanhedidlastterm.
Withthedevelopmentofsociety，peopleinChinaareagooddealricherthanbefore.
Heistwoyearsolderthan=heisolderthanIbytwoyears.
AsiaisthreetimeslargerthanEurope.
=AsiaisthreetimesaslargeasEurope.
=AsiaisthreetimesthesizeofEurope.
还应注意，当more作为many，much的比较级时，其修饰语分别是
(1).many，afew，+more+可数名词复数
(2)much，alittle，abit，agreatdeal+more+不可数名词
(3).alot，some，far，any+more+可数或不可数均可，more译作“另外”
I’vemadealot(many)moremistakesthanyou’ve
Hehasbuiltupalargebusinessandearnedmuchmoremoneythanbefore.
25.byfar最….；比….得多中华考试网(www．Examw。com)
注意：byfar既可修饰比较级又可修饰最高级，注意byfar在句中的位置.
Heworkedharderbyfarthanhiselderbrother.
Heisbyfarthetallerofthetwobasketballplayers.
Heisbyfarthetallestofalltheplayersontheteam.
Hisexplanationisbyfarclearerthantheoldone.
