新概念3 lesson16 Mary hada little lamb第13行中ashamed of having acted so rashly,Divitri(人名) appologized to Aleko(人名）for having accused him.1、ashamed of having acted中having起什么作用?为什么要加having?去掉having→直接

新概念英语2一课一练Lesson16参考答案 英语 新概念3 lesson16 Mary had a little lamb最后一行Its wool,which had been dyed black,had been washed by the rain.1、its wool 中的“逗号” 起到什么作用?去掉可以吗?→its wool which……2、had been dyed black和had been w 新概念3 lesson16 Mary hada little lamb第13行中ashamed of having acted so rashly,Divitri(人名) appologized to Aleko(人名）for having accused him.1、ashamed of having acted中having起什么作用?为什么要加having?去掉having→直接 寻求新概念英语2的课文三篇第一篇是《lesson12 goodbye and goodluck》第二篇是《lesson16 a polite requst》第三篇是《lesson20 one man in a boat》要这三篇的课文和翻译,越快越好. Mary is not thin.she is h(). 新概念英语第二册lesson16求解A mother received a letter from her eight-year-old daughter.Here is part of it:'If I were listenning to the radio don't tell me to do my homework.这里为什么用were listenning 呢 新概念英语第二册lesson16求解A mother received a letter from her eight-year-old daughter.Here is part of it:'If I were listenning to the radio【为什么用过去进行时 不是I am listen to the radio】 don't tell me to do my homework.If mary Mary:()() she is mary brown h( )last name is brown 填空 Mary did (h )with her mother last Sunday.急 Mary did (h )with her mother last Sunday.急 Mary h _________a medium build and long black hair Mary did (h )with her mother last Sunday.急 The man in a h( ) is Mary's father. mary often has lunch in the dining h《 》 英语语法（新概念3） 新概念英语3怎么样