-I have heard bob ( ) from his journey to africa.-what about visiting him tonight?为什么()里要填“is back”而不是“come back"?

-I have heard bob ( ) from his journey to africa.-what about visiting him tonight?为什么()里要填“is back”而不是“come back? I have Heard Your Love Songs I have never heard() interesting news before Never I have heard anything like the boy asked( )any noise from outside.A.whether had I heard B.whether I had heard C.whether have I heard D.whether I have heard Have you i( )the new?-No,I have never ( )such a thing.A.heard of;heard B.heard;heard C.heaHave you（ )the new?-No,I have never ( )such a thing.A.heard of;heard B.heard;heard C.heard of;heard of D.heard;heard of I have a new friend.（）name is bob. i have a brother.he is bob.的同义句 区别：i have just heard the news和i heard the news just now 英语语法时态的问题----Bob!How's your project?I heard you started it last Friday,right?---- Oh!I ____ for it.But I haven't decided when to do it.A.have prepared B.have been preparing C.had prepared D.was preparing求大神分析一下这道 Brother Bob asked me _______ I heard a big noise from outside.A:that B:why C:whether i have never___Sally since she left China A.heard about B.heard of C.heard from D.got from I heard you have won another match.C___! i heard you have won another match ____填什么 i have never heard of the news?答句 I heard you have won anther match.C-----谢谢!急 改被动语态:I have never heard of the name. 翻译：Diogenes ,I have heard a great deal about you .