He has been ___ out to represent our district to attent this meeting.A、chosenB、 workedC、 signled D、 pressed为什么选C?请翻译整句

He has been here ___since yesterday.___ His first book ___ when he was only 16.A.published B.has published C.came out D.has been come out顺便说一下理由, He has been ___ out to represent our district to attent this meeting.A.chosenB.workedC.singledD.pressed He has been skating for five hours.(用since改写句子) He has been skating___ ___ ___ ___ the key,___ he lost ,has been found 反义疑问句 He has been to china,___? I have been to Tai'an.He has been there,too.组成一句___ ___ I ___ ___ he has been to Tai'an He has been here since yesterday.(同义句)He has been here for ___ ___.one day 还是 two days He has been out for two hours.(同义句) Two hours_____ _____since he went out. find 与 find out用哪一个好?Once all the evidence has been ___,we can draw a conclusion that it is he who is the murderer. He has been ___ out to represent our district to attent this meeting.A、chosenB、 workedC、 signled D、 pressed为什么选C?请翻译整句 自从上个星期三他就离开这了.he has been away___ here ___ ___ ___. Has he ever been to shanghai?（否定句） He has ___ ______ to Shanghai. he has been there teice （twice划线）对划线部分提问___ ___ ___has he been there? Mr Smith ___ at this school since he ___ to Zhuhai.A:has been taught; came B:has taught; has comeC:has been teaching; has come D:has been teaching; came为什么选D?has been teaching是什么时态? When the World War II ______,he was still a chil;a、has broke out b、was broken out c、 broke out d、 has been broke out is your father in -No,he _ for there hours.A,was out B,has been out C,went out D,has gone out “Is your father in?” “No,he _______ for three hours.”A.was out B.has been out C.went out D.has gone out选什么?为什么.