he said he didn't think it was a good idea改直接引语

he said he didn't think it was a good idea改直接引语 从句中的时态对吗?是不是应该说I said I didn't think it was a good idea for I don't think it was Tom who said it ,______?A didn't he B w She wanted to know why I didn't think it was a good idea.其中的 he wanted to know A why i didnot think it was a good idea Bw This sounds a good idea"he thounght直接引语变间接引语 Bill said it was true,_____?A.was it B.didn't he C.wasn't it 这句话有没有问题"I mean...he didn't think this is a good idea until 急问：I said I don't think it was a good idea for her to copy m What he said was not true,------?A、wasn't he B、didn't he C、w He said he should sleep every day. 改直接引语 He said"________ __ He said I was hard-working变直接引语