He has been able to tell us more about active volcanoes than

He has been able to tell us more about active volcanoes than 翻译：He has been able to tell us more about active volcanoes t 英语句子结构问题He has been able to tell us more about the active vo he has been able to tell us a lot about volcanoes.句子成分? he has been able to tell us a lot ____volcanoes.1 considerin 英语单词拼写：Each of us has been able to make a difference to the but I still haven't been able to lose more than a pound or t Our class teather says he has ___ to tell us. 1.he hasn't been able to lose his weight,( )he has done much What he has said( )much for us to think about He has been working for more than 5 hours．________ he is so 为什么Could you tell us how long he has been away?和Could you te