My brother ? thirteen and l ?14.We ?both in Grade seven.（be）：我不会呀!
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Mybrother?thirteenandl?14.We?bothinGradeseven.（be）：我不会呀!Mybrother?thirteenandl?14.We?bothinGradeseve
My brother ? thirteen and l ?14.We ?both in Grade seven.（be）：我不会呀!
My brother ? thirteen and l ?14.We ?both in Grade seven.（be）
：我不会呀!
My brother ? thirteen and l ?14.We ?both in Grade seven.（be）：我不会呀!
is;am;are
is am are
is, am, are
My brother is 13 and I am 14. We are both in Grade seven.
这道题考的是be动词的用法。而be动词有三种形式。is(第三人称单数）. am（只能修饰I） .are（第二人称you 和第一三人称复数，以及所有可数名词复数） 他们的过去式是：was, were
is am are,第三人称单数后面是is，第一人称单数后面am,第一人称复数后面用are
Oh my brother Oh my brother shar
My brother?last year
MY young brother
英语作文 my brother
My dear little brother：
my dear brother
My brother plays football.
my brother is [tall]
you aer my brother
my dear brother
my,brother,likes,apples.
My brother ()(run)fast.
英语翻译my brother stood ( )( )( )
My brother and I
my,brother,work遣词造句.
my brother′s
My best brother是什么意思
my brother ,your brother ,his brother分别属于第几人称?