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课练达标闯关I.用所给词的适当形式填空1. Herearesome(dictionary).Arethese(your)?2. Isthisyourruler,Jenny?一No,itisnt.Theyellowruleris(my).3. Theredjacketis(Gina)andtheredschlbagis(her),too.4. Are(that)bks(you),Mary?-No,theyarent.Theyremysisters.5. Youcanseetwo(pencilbox)onthedesk.They*reverynice.11.完成句子1 .这是鲍勃的夹克衫吗？Bobsjacket?2 .这些蓝色的尺子是他的吗？bluerulers?3 .这个紫色的书包怎么样？thepurpleschlbag?4 .彼得和杰克,感谢你们的帮助。yourhelp.PeterandJack.5 .别客气。答案：I1.dictionaries;yours2. mine3. Gina,shers4. those;yours5. pencilboxes1. Isthis2. Arethese;his3. Whatabout4. Thankyoufor5. Yourewelcome
