I've just had a cup of coffee,这里have是什么意思,一定要加吗?

I've just had a cup of coffee,这里have是什么意思,一定要加吗? Have a cup of coffee then.I've just had a cup,thank you. I've just had a cup,thank you. Would you like another cup of coffee I've had enough Thank y What about_(have)a cup of coffee? Would you care for a cup of coffee?I ___ one.Thank you just I don't like coffee,just get me a cup of tea _____. 用had,a tea I,already,have,cup,of造句 I had a cup of coffee (after my supper)(对划线部分提问) a cup of coffee mr. had a pleasant chat ____ a cup of coffee she'd like to ___ a cup of coffee 这里填have 还是has 还有这里的she'd l