指示代词this,that,these,those的用法this和these指在时间或空间上较近的人或者事物that和those指在时间或空间上较远的人或者事物This和that表示单数概念系动词be用isThere和those表示复数概念系动词be用are*ppt课件thisthatThisisahat.(近)Thatisahat.(远)(This和that表示单数概念系动词be用is)单数这/那*ppt课件Whatisthis?Whatisthat?It’sahat*?Whatisthat?It’sabanana.*?Isthatabanana?肯定:Yes,:No,itisn’t.*?Isthatabanana?结论:肯定句变为一般疑问句,只需把be动词(am,is,are)提前。*ppt课件thesethoseThesearepears.(近)Thosearepears.(远)(There和those表示复数概念系动词be用are)复数(这些/那些)*ppt课件Whatarethese?Whatarethose?Theyarepears.*?Whatarethose?Theyarebananas.*?Arethosebananas?肯定:Yes,:No,theyaren’t.*ppt课件
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