This is an orange(变成复数形式)还有：Are those boxes?（肯定和否定回答）He hes big hands.（改成一般疑问句）She is in class Two,Gracle seven.（从class到seven这部分来提问）She is in class Two，Gracle seven.（从cla

This is a orange orange.This is an orange orangeThis is a orange orange.This is an orange orange.请问哪句正确? 填空：-it green? It is an orange orange?(变成一般疑问句) — — an orange orange?this is a good pen.(变成否定句)this—a good pen This is an orange orange.的同义句 This is an orange改为复数句 This is an orange.改为复数句. this is an orange改复数句 This is an orange改为复数句 This is an orange .[改为复数句] is this an orange?(做出否定回答) （单数句子变成复数） 1.This is a map.2.That's an orange orange.3.—What's this?—It's a watch. this an is orange jacket连句用 this an is orange jacket 连成一句话 This is an orange and that is an( ) 用A,an,The填空：This is ( )orange.( )orange is ( )orange.可以空着 this is an orange.it is orange.为什么第一个加an,而第二个不加an this is an orang对an orange进行提问 An orange is orange是什么意思 This is an orange.画线：“an orange”对该部分提问 orange is orange an orange is orange 那种说法对?