I have never done this work before, but I will try very hard.

我以前从未做过这类工作，但是我愿意去试一试。

youdao

I have never done this kind of work, but I will try very hard.

我以前从未做过这类工作，但是我愿意试一试。

youdao

So his son said: "Dear father, you have fallen on very hard times and I'm a burden to you; it will be better if I go away and try to earn my living."

于是他儿子说：“爸爸，您的处境太困难了，我也是您的负担。这样倒不如让我出去闯一闯，挣口饭吃。”

youdao

Assuming I get re-elected, I will try very hard to get both Republican and Democratic conventions in four years.

CNN: 10 Questions For Michael Bloomberg

Perhaps his staffers were thinking less about gun control than warming up his image "Julia, I will try very hard" and trying to get people to think of him, after four years, and with his graying hair, as Papa Obama, instead of Irritating Older Brother Who Got 750 On His SATs And Thinks He's Einstein Obama.

WSJ: Noonan: His Terms Are Always Hostile Ones