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2017/08/11LongmanEnglishBook1BUnit1byCathyUnit1ChoosingAPet词汇：what什么this这个（近指）that那个（近指）these这些（远指）those那些（远指）pet宠物bird鸟rabbit兔子hamster仓鼠turtle海龟friend朋友sing唱歌find找到brown棕色的black黑色的句型：①这是什么？单数：Whatisthis?Itis…或Thisis…复数：Whatarethese?Theyare…或Theseare…②那是什么？单数：Whatisthat?Itis…或Thatis…复数：Whatarethose?Theyare…或Thoseare…短语：ayellowbirdarabbittwopetsthreeturtlestenhamsters这（近指）那（远指）单数thisthat复数thesethose