题目内容

【题目】用am, is, are 的适当形式填空。
(1)Who your brother? The tall boy him.
(2)My teacher tall. My classmates short.
(3)That my mother. She thin. She fat.
(4)The rabbit small. The elephant big.
(5) your sister and brother tall? No, they .

【答案】
(1)is;is
(2)is;are
(3)is;is;is
(4)is;is
(5)Are;aren't
【解析】am, is, are(系动词)的用法:都是“是”的意思。我用am,你用are,Is用于他她它。
(1)主语是your brother,故填is与is。
(2)主语是My teacher用is。My classmates用are。
(3)主语是my mother,故填is。
(4)主语是The rabbit用is。The elephant用is。
(5)主语是复合主语your sister and brother。故用Are与aren't。

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