人前で彼を冷やかすなんて君は意地悪だ。の英語

It is mean of you to ridicule him in public.

It is not good to ridicule him in public.

I think it improper for you to act that way in his presence.

He insulted me in public. I won't put up with it.

You would do well to tell it to him in advance.

You would do well to tell it to him in advance.

You should tell him about that in advance.

You might just as well have hit him in the face.

You had better not play on his generous nature.

Stop rowing with him over [about] such trifles.

It was inconsiderate of you [You were inconsiderate] to wake him up.

It wasn't very tactful of you to tell him in front of other people.

You would be perfect for him.

How kind your boyfriend is!

It was spiteful of you to tell him that.＝You were spiteful to tell him that.

It is impolite of you to ignore his invitation.

It was ungrateful of you to ignore his advice.

Don't you care that he's calling you a liar?

Don't be so nasty to him.

Don't speak to him like that.

Don't be so hot‐headed. You'll make an enemy out of him.

It's not good to be so hard on him.

He didn't mean to hurt you.

All you have to do is give him a little help.

You have only to give him a little help.

You must be careful not to make him angry.

You'd better stop him.

You are kind not only to him, but to everyone.

He does so not because he hates you, but because he loves you.

Don't be so mean to him.