剑桥王牌教材第二版Think1 Unit7 知识清单.docxVIP

Think1UnitSummary

Unit7SmartLife知识清单

Vocabulary

1.Gadgets

2.Expressionswithlike

3.Housework

Grammar

haveto/don’thaveto

Rule

Weusehavetotosay‘thisisnecessary’,andusedon’thavetotosay‘thisisn’tnecessary’.

Examples

Tostoptrachoma,peopledon’thavetotakeexpensivemedication.

Theyhavetowashtheirfaceswithcleanwater.

Positiveandnegative

Subject

haveto

baseform

I/You/We/They

haveto

don’thaveto

take

ashower.

She/He/It

hasto

doesn’thaveto

Question

Do/does

Subject

haveto

baseform

Do

I/you/we/they

haveto

take

ashower?

Does

she/he/it

ShortAnswer

Yes/No

Subject

do/does

Yes/No

I/you/we/they

do/don’t.

she/he/it

does/doesn’t.

should/shouldnt

Rule

Weuseshouldtosay‘It’sagoodidea.’andshouldn’ttosay‘It’snotagoodidea.’

Examples

Youshouldtakesomemedicine.

Youshouldn’teatanymorecake.

Positiveandnegative

Subject

should

baseform

I/You/We/They/She/He

should

shouldn’t

take

somemedicine.

Question

Should

Subject

baseform

Should

I/you/we/they/she/he/it

take

somemedicine?

ShortAnswer

Yes/No

Subject

should

Yes

I/you/we/they/she/he/it

should

No

shouldn’t.

must/mustn’t

Rule

Weusemusttosaythatweneedtodosomething.

Weusemustnttosaythatitisnecessarynottodosomething.

Weusedon’thavetodosaythatitisnotnecessarytodosomething.

Examples

Imveryhungry.Imusteatsomething.

Youmustntbelate

Youdonthavetotellyourfriends.

Positiveandnegative

Subject

must

baseform

I/You/We/They/She/He

must

wash

handsbeforedinner.

mustn’t

touch

thepictureinthemuseum.

Question

Must

Subject

baseform

Must

I/you/we/they/she/he/it

finish

thehomeworktoday?

Yes/No

Subject

Yes

I/you/we/they/she/he/it

must.

No

don’thaveto.

DevelopingSpeaking

Phrasesforfluency

Translation

Phrasesforfluency

Translation

Nochance.

没有机会，没戏

Absolutely.

（强调同意或允许）当然，

...andstuff.

等等，诸如此类（口语）

So,…?

那么

Nevermind.

没关系，不要紧

Allright…?

好啦s

Function

Askingforrepetitionandclarification

Askingforrepe