I heard he _the piano in the room last night.A.played B.plays C.to play D.playing 选什么?原因是什么?

I heard he _the piano in the room last night.A.played B.plays C.to play D.playing 选什么?原因是什么? He give me so pian,I won't be back While I was _ _the hill.I heard someone shout to me.填二词 over the radio和on the radio什么区别i heard a warning _the radio.用什么填空 how did you know the news I heard it _the radio.a,on b,from并说明理由 I heard he is singing.是病句么?能不能改为I heard that he is singing. He was heard() out (go)When I was reading a book.he was heard () out.(go) He is ()your pian because he thinks the pian is not suitanle for him. At last he heard what i _____(say ) he was heard singing=he was heard to sing?dictionary tells us like this,I don't know why what subjects doeshe he study____school2.suddenly,he sees something______the grass.3.I can learn a lot _the Internet.6.he can write_his feet I don't care whether he is( )the pian or notin favor of B on behalf of C in his favorD in the interest of I d _the d_after dinner every day He pian to take a very long vacation 改错 I heard the news on the radio that he also heard of.这句话中的that引导的是什么从句 I heard him singing when I pass his room.改被动（主语为he） I was waiting for elevator when I heard he call () me.for/after/with/to The news that i heard that he was killed is sorry 能转换成 I heard the news that he was killed is sorry.