they didn't pay any attention 改成过去完成时怎么改

they didn't pay any attention 改成过去完成时怎么改 they didn't pay any attention. 同意句 急! They did not pay any attention 和They did't notice him有什么区别吗 They did not pay any attention.关于里面的pay? They did not pay any attention为什么不用had not They did not pay any attention{同义句} The stars didn't ask for any pay.They did that for f .The au Henry ford didn’t always pay attention in school. they didn't ask for any pay;they all did it for free合为一句 The didn't ask for any pay,they all did it for free 帮我翻译一下 翻译句子：the star didn‘t ask for any pay they did not pay any attention为什么要加did.不懂did得用法?