she is --------ing

she is --------ing where is she going?she后为什么用ing形式 she is ill now为什么不在ill后加ing buy(ing式）sing(ing式）she(宾格）five（序数词）is not（缩写形式） she is going shopping和she is going to the shops的区别为什么shop要加ing? she is a good worker.she is always thinking of others.中think为什么要加ing? what does she think of being grown up?'being' is mean?be为什么加ing She is studying for the English test中studying 为什么要加ing She is always trying out new ideas ,为什么动词是ing形式? She is reading in the library中的“reading”要加ing M is for the million things she gave O means only that she's grow-ing old T is for the tears she sh am,is,are后的动词一定要ing吗?比如She is play,这句话就是错的吗? She is good at singsing(为什么sing加ing）?What abouShe is good at singsing(为什么sing加ing）?What about danceing(为什么dance加ing）? 句子She is taking care of the children.She is taking care of the children.不是说be +ing为表语吗?为什么是谓语? 动词的第三人称都要加ing吗?就像we are having english class.she is reading today 's newspaper . 在否定句里有now,动词要不要加ing?she is dancing now .(改为否定句） She is wearing a red dress这里的wear不是指状态吗 怎么有ING形式啊 She is wearing a red dress这里的wear不是指状态吗 怎么有ING形式啊