pep人教版小学英语 can could语法习题合辑 (8).docx

pep人教版小学英语 can could语法习题合辑 (8).docx

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ABILITY–CAPABILITY

Icanswim.

IcouldswimwhenIwasfive.

PERMISSION

Youcangotothecinema.

IntheeveningswecouldwatchTV.

SUGGESTION

YoucouldgiveMarysomeflowers.Shallwebuyherahat?

POSSIBILITY

Measlescanbequitedangerous.Thisvasecouldbeveryvaluable.

Hemaybewaitingforusattheairport.Johnmightcometoyourparty.

WouldJohncomewithusifweaskedhim?

SPECULATION

HemayhavegonetoSpainwithMary.Someonemighthavealreadytoldhisfather.WhatwouldIhavedonewithoutyou?

Whereshall/willwebethistimenextyear?

a REQUEST

CanIgotothecinematonight?

Couldyoulendme£5,please?

MayIleavetheroom?

Wouldyoupleaseclosethedoor?

DEDUCTION-ASSUMPTION

Itcouldn’thavebeenJohnbecausehe’s

inLondon.

HedrivesaFerrari.Hemustberich.

OBLIGATION

Youmust/havetostudyharder!

IshouldbestudyingbutI’mtootired.

PROHIBITION

Youmustn’teatanymorechocolate.

Youshouldneverrepeatwhatyouhavejustsaid.

NECESSITY

Wemustbuysomemorevegetables.

Semi-modals（haveto/needto）areoftenpreferred.NOTNECESSARYusesdon’thavetoordon’tneedto/needn’t

Wedon’tneedtobuyanymore

vegetables.（Itisn’tnecessary）

ADVICEYoushouldgotothedoctor’s

tomorrow. .

Youmustgotothedoctor’stomorrow!

（emphaticadvice）

Semi-modalsandotherformsareoftenused.However,theysometimeschangethelevelofintensityoftheadvicegiven.

Yououghtto/hadbetter/haveto/......

IfIwereyouIwouldgotothedoctor’s.

Weusemodalverbstoexpress: