新概念英语第一册lesson31-3245068演示教学

Lesson31Where’sSally?1garden['gɑ:dn]n.花园2under['ʌndə]prep.在…之下3tree[tri:]n.树4climb[klaim]v.爬，攀登5who[hu:]pron.谁6run[rʌn]v.跑7grass[grɑ:s]n.草，草地8after['ɑ:ftə]prep.在…之后9cat[kæt]n.猫JEAN: Where'sSally,Jack?JACK: She'sinthegarden,Jean.JEAN: What'sshedoing?JACK: She's

sitting

underthetree.JEAN: IsTiminthegarden,too?JACK: Yes,heis.

He'sclimbingthetree.JEAN: Ibegyourpardon?

Who's

climbingthetree?JACK: Timis.JEAN: Whataboutthedog?JACK: Thedog'sinthegarden,too.

It's

runningacrossthegrass.

It's

running

afteracat.现在进行时:此时此刻正在进行或发生的动作例子:

Sheis

sittingunderthetree.

Heis

climbingthetree.

Itis

runningacrossthegrass.主语+be动词+动词现在分词(动词后面加上ing)

变成问句，把be动词提到句首，如:Isshesittingunderthetree?变成否定，在be动词后面加not，如：She

isnotsittingunderthetree.

像in,under,across,after,on等这种用来表示词与词，词与句子之间关系的词，叫做介词。介词短语：介词后面一般有名词，构成介词短语如inthegarden

underthetree

acrossthegrass

afteracatLesson32What’she/she/itdoing?1type[taip]v.打字2letter['letə]n.信3basket['bɑ:skit]n.篮子4eat[i:t]v.吃5bone[bəun]n.骨头6clean[kli:n]v.清洗7tooth[tu:θ]n.牙齿8cook[kuk]v.做(饭菜)9milk[milk]n.牛奶10meal[mi:l]n.饭，一顿饭11drink[driŋk]v.喝12tap[tæp]n.(水)龙头64页B练习例题：Nicola/emptyingthebasket/typingaletterWhatisNicoladoing?Issheemptyingthebasket?No,sheisn’temptyingthebasket.She’stypingaletter.1.Mr.Richards/cleaninghisteeth/openingthewindowWhatisMr.Richardsdoing?Ishecleaninghisteeth?No,heisn’tcleaninghisteeth.He’sopeningthewindow.2.Mymother/shuttingthedoor/makingthebedWhatismymotherdoi