人教版新版三年级英语上册Unit4Ihaveaball.Lesson21练习题一.从右栏中找出与左栏相匹配的答语,把序号写在题前的括号里。()1.Howoldareyou?A.She’smysister.()2.Who’sshe?B.She’sseven.()3.What’syourname?C.I’meight.()4.Howoldisshe?D.No,itisn’t.()5.Isthisanapple?E.I’mBen.()6.Howoldisyoursister?F.Ilikenoodlesandrice.()7.Who’she?G.She’ssix.()8.Whatdoyoulike?H.OK.()9.Let’ssing!I.No,Ican’t.ButIcandraw.()10.Canyoufly?J.He’smybrother.二.用括号中所给单词的正确形式填空。1.Myname__________(be)Lisa.2.ThisisWangHong.Sheis__________(I)friend.3.__________(open)thewindaw,please.4.Ihavethree__________(pen).5.Thisis__________(I)school.答案:一.1.C2.A3.E4.B5.D6.G7.J8.F9.H10.I二.1.is2.my3.open4.pens5.my