I heard that the traffic there was terrible.为啥用过去式?

it was when i heard the news that i.还是it was when I heard the news did I ... 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 tra 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. I heard that the park is very beautiful变同意句I ( ) ( ) the beautiful park 有hear that sb do i heard (that) my mother sang in the ktichen i've been so busy that i haven't really heard songs other then the singles At last I met the man that I had heard so much about. The children talked so loudly at dinner table that I had to struggle____A.to be heard B.to have heard C.hearing D.being heard I CAN TRA怎么读 同义句转换：This is the funniest joke that I have heard.This is the funniest joke that I have ever heard.I have ______ heard ______ a funny joke. i have heard that you( )just( )the football mi have heard that you( )just( )the football match我听说你们已经赢了足球比赛 The teacher said that she hadn't heard what I said.The teacher said that she hadn't heard () () my words. i 've heard that india will have the________population in the world The teacher said that she hadn't heard what I said 保持原句意思 I have just heard on the radio that Nanjing Roadis jammed w( )cars.)里填什么 Just at that time,I heard someone____at the doorA.knockB.knocksC.knockedD.to knock This is the most interesting story that I have ever heard of. (改为同义句)