george was heard ----(cry)just now.what happened?

george was heard ----(cry)just now.what happened? George George. George The children_____sing that morning.A.heard B.heard to C.was heard D.was heard to E.were heard to I haven't heard from George (since the end of last year).(括号部分提问) George Washington was the first president of the United States. He was heard() out (go)When I was reading a book.he was heard () out.(go) I heard that was a happy i heard it was yesterday的结构 He was often heard sing .对么 3.Someone was shouting.I heard it. a strange sound was heard last night.为什么用was heard 而不直接用 heard 用 she was heard to in the roomShe was heard to ______(sang)in the room. Tom was heard to gou out just now.为什么这里要用was heard 英语一道保持原句意思George began to learn computer when he was ten.George ______ begin to learn computer _______ he was ten. Mary ________ the song at a party.A．heard singB．was heard singC．heard to singD．was heard to sing Mary ____ many songs at a party.A.heard sing B.heard to singC.was heard sing D.was heard to sing