改错题,应该选哪一个答案?This is such an important question that it is worth being thought overagain.A.such B.that C.it D.being thought over

改错题,应该选哪一个答案?This is such an important question that it is worth being thought overagain.A.such B.that C.it D.being thought over ___ we shall bend this material into a ring is not yet decided?选项：A.Which B.Where C.Why D.Who 答案应该选哪一个? This is a library.改错,应该怎样改证? 改错题：This is a my book. What is this. 改错 this old man is healthy because he often 应该选哪一个a.exercise b.smokes c.sleeps d.sings This cloth is the same __as that one.A.long B.length C.longer D.longest.应该选哪一个,为什么? Books of this kind_(sell;sells;is sold;are sold)well.选哪一个,并分析所有的答案 改错：is this book your? this is a apple改错 This is nice watch改错 This is Alice dress改错 Is this pencil your?改错 改错 Is this he pen This is her mother.改错. whose pants is this 改错 改错：This is mine lamp 第九题答案选哪一个