很遗憾你交友有困难. I'm sorry that you are ____ friends,

很遗憾你交友有困难. I'm sorry that you are ____ friends,
很遗憾你交友有困难. I'm sorry that you are ____ friends,

很遗憾你交友有困难. I'm sorry that you are ____ friends,
I'm sorry that you are __hard/difficult to__ friends
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without

I'm sorry that you're hard to making friends!