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它相當于 “ 形容詞物主代詞 + 名詞 ” 。 結(jié)構(gòu): “ be + 主語 + 其他部分? ” 意思: …… 嗎? 答句: Yes/No開頭回答。Unit 3 Is this your pencil? Section A 1a1c pencils pens books erasers rulers What’s this? It’s … What are these? They’re … pencil boxes schoolbags dictionaries What’s that? It’s … What are those? They’re … 1. pencil __ 2. pen __ 3. books __ 4. eraser __ 5. ruler __ 6. pencil box __ 7. schoolbag __ 8. dictionary __ e g b h c f a d 1a Match the words with the things in the picture. A: Hi, Jane. What’s this / that? B: It’s