That sounds good的sound为什么要加s?直接sound不好了

That sounds good.的中文翻译 That sounds good的意思 That sounds good的句型 That sounds good. That sounds good That sound good 还是That sounds good that's sounds good 和 that sounds good哪个对 是That sounds good还是That's sounds good 是That sounds good.还是That's sounds good. That sounds _______a good idea. that sounds good怎么回答 That sounds good怎么读 That sounds a good idea.的否定句 That sounds a good idea.和That sounds like a good idea .哪句话是对的 that sounds good 对good提问 That sounds good 对good提问 that sounds good 中good是什么词 that sounds good变成一般疑问句后为什么sounds的s去掉了?