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s________(I) brother.yourhers mineTheyyourhisyours minemy二、句型轉換。( 2)名詞性物主代詞作主語時,謂語動詞的單復應隨所指物品的單復來定。t.語法拓展 一、 be動詞引導的一般疑問句及回答在第一單元我們已經初步學習了含有 be動詞的一般疑問句,即 “be 動詞 +主語(指示代詞) +其他? ”。t.Are _________ her pens? Yes, they are. No, they _________.thisisn39。t. They39。Unit 3 Is this your pencil?The Second PeriodSection A (Grammar Focus3c)Warming up Write down the things in English.Grammar FocusIs this your pencil? Yes, it is. It39。re hers.Are those her keys?Yes, they are./No, they aren39。tthese theythat isthosearen39。當主語是指示代詞 this/that,作省略回答時,要用it代替;當主語是指示代