she's been skating for five hours 为什么is been for都不用翻译

she's been skating for five hours 为什么is been for都不用翻译 关于八年级英语的一个问题.i‘ve been skating for five hours.和.she’s been skating for five fourshave been doing sth是现在进行完成时,那she’s been skating for five fours.为什么是be been skating 这是人教版新目标八 he`s been skating for four hours 改为否定句 How long has alison been skating?How long has alison been skating?She's been skating for five hours.How long did sam skate?he skated for four hours.我要解释的是那四句 因为本人英语差 所以请你们告诉哈我 回答了还有加分 How long did you sleep last night?什么意识还有When did you start class today?how long have you been in class today?How long has Alison been skating?she's been skating for five hours.How long did Sam skate?He skated for four hours.是什么意 She has been skating for _____.A.three and a half years B.three and half a year为什么选A?是因为第二个后面没加s吗。a half year=half a year 请问 How long has She been skating?How long has She skated?How long did she skate?这三个句子在语义上有哪些区别呢? she's been a master trainer. Alison has been skating for five hours. i have been skating since nine years She has been swimming s----------- she was five years oid. 根据句意或首字母或汉语提示完成句子My father us busy working every day e--------- sunday.Let's r-------- money for the people in yushu.More than two t------- peopla lost their lives in the earthquake in yushu.She has been skating s--- She likes skating best的意思 goes,skating,she,a,twice,week造句 （ ）have you been skating?she five hours ago （ ）will you come back?in five days用适当的疑问词填空， 1.She has been skating for three years.(就划线部分提问）————————has she been skating?2.have been,this university,for,I,working,in,3 years.(连词成句)3.TOM从10岁就一直在集邮.TON--------------stamps since he was ten y She has been working for 20 hours【否定回答】--- She --- working for 20 hours No--- ---- [----这个是空格子 就是叫你填的东西] 2题 I've been skating since i was six years old【提问】 --- --- --- you been skating?3题 Tom ran fo 对不起我没说清楚,She's been living可以等于she has been living吗?