得知真相英文

I do know the truth.或者I know the truth (of the case) for sure/definitely.

I do know the truth.. (因为do 表示强调， 强调真的知道..)好好学习吧！ you will know the truth ~~~~

It seems that they know the truth. 泰安市创源翻译咨询有限公司提供答案。

It looks as if they knows the truth.

They seemed to have known the truth.

I want to know if you know the truth.这个比较口语化啦，如果正式的话在know和if之间要加that楼下翻译并没有错，但是wonder是想的意思（我在想你是否知道真相），没有表示出“想知道”