I'm not sure about the exact date but I totally agree.

我不确定具体日期，但我完全同意。

youdao

This approach I totally agree with.

我完全赞同这一做法。

youdao

I totally agree with them.

我完全同意他们的说法。

youdao

I totally agree with your mom.

我完全同意你妈妈说的话。

I agree课堂 - SpeakingMax英语口语达人

I totally agree with you.

我举双手赞成你的观点。

I agree实战 - SpeakingMax英语口语达人

And I totally agree with what President Obama said, including on headscarves and veils.

WHITEHOUSE: THE WHITE HOUSE

Mr Howe was also unhappy, arguing that while "I totally agree about the importance of the exercise", the Treasury should also get special treatment.

BBC: Margaret Thatcher's spending cuts 'upset her ministers'

And what Christine says, I totally agree with her.

CNN: Transcript of May 'CNN Money Summit: Money & Main St.'