新概念青少版3BUnit24Lesson48市公開課一等獎(jiǎng)省賽課微課金獎(jiǎng)?wù)n件

連詞成句：inCraigtoday

andIwere

troublewewereonthesystemWhiletostartedentering

dataCraiglaugh1/14theLibrariancameinwerestillbothwelaughingwhenonthedrawinghelostwhilewasworkinghiskey

thekey2/14延續(xù)性動(dòng)詞&短暫性動(dòng)詞3/14⑴延續(xù)性動(dòng)詞：動(dòng)詞表示行為能夠延續(xù)一定時(shí)間:sleepstaywaitlive⑵短暫性動(dòng)詞：動(dòng)詞所表示行為不能延續(xù)，在很短時(shí)間內(nèi)完成。

diecome

leavegotosleepgetmarriedbedead4/14延續(xù)性動(dòng)詞與短暫性動(dòng)詞之間轉(zhuǎn)換：

5/14leave————beawayborrow————keepbuy————havedie————bedead6/14finish————beover

join————beinopensth————keepsthopengo(get)out————beout

7/14catchacold——haveacold

comehere——beheregothere——bethere

become——be

8/14comeback——beback

fallasleep——beasleep

leave——beawayputon——wear9/14⑴短暫性動(dòng)詞完成式不能和表示一段時(shí)間狀語連用Hisgrandfatherhasdiedfortenyears.

（×）Hisgrandfatherdiedtenyearsago.Hisgrandfatherhasbeendeadfortenyears.

1.Howlonghaveyougetmarried？→Howlonghaveyoubeenmarried？2.Mr.Smithhasleftfortwoweeks.→Mr.Smithhasbeenawayfortwo

weeks.（×）（×）10/14時(shí)間狀語從句when和while：while引導(dǎo)時(shí)間狀語從句多用進(jìn)行時(shí)態(tài);when引導(dǎo)時(shí)間狀語從句多用普通時(shí)態(tài)。

eg.While

they

were

talking

,

the

bell

rang.

eg.I

was

doing

my

homework

when

my

mother

came

back

home

yesterday

evening.

另外，when和while區(qū)分還在于：while引導(dǎo)時(shí)間狀語從句多用進(jìn)行時(shí)態(tài)，而when引導(dǎo)時(shí)間狀語從句多用普通時(shí)態(tài)。

比如：

1、While

they

were

talking

,

the

bell

rang.

正在他們談話時(shí)候，上課鈴響了。

2、I

was

doing

my

homework

when

my

mother

came

back

home

yesterday

evening.

昨天晚上媽媽回家時(shí)候，我正在做家庭作

另外，when和while區(qū)分還在于：while引導(dǎo)時(shí)間狀語從句多用進(jìn)行時(shí)態(tài)，而when引導(dǎo)時(shí)間狀語從句多用普通時(shí)態(tài)。

比如：

1、While

they

were

talking

,

the

bell

rang.

正在他們談話時(shí)候，上課鈴響了。

2、I

was

doing

my

homework

when

my

mother

came

back

home

yesterday

evening.

昨天晚上媽媽回家時(shí)候，我正在做家庭作

11/14WhileIwaswatchingTV,mysisterwasintheshower.Whenthetelephonerang,mybrotherwasdoinghishomework.12/14while,when使用方法辨析：(1)Whilehewasreading,hefellasleep.(2)Whenhecamein,Iwashavinglunch.WhenIwassleeping,athiefbrokein.13/14用when或者while填空1.Hewasdrivingalong________suddenlyawomanappeared.2._____Jakewaswaitingatthedoor,anoldwomancalledtohim.3.Hewasreadingabook______suddenlythetelephonerang.4.______itbegantorain,they