I have made a lot of friends.这句话对吗?可不可以去掉have?

I have made a lot of friends.这句话对吗?可不可以去掉have? 下面这句话对不对I have already made a lot of friends [英语]I have a lot of headaches这句话对吗? I have lots of friends对的么?还是I have a lot of friends i have a lot of friends here.(改为同义句) I have a lot of friends.(写同义句) I have a lot of good friends,are engineers. I have a lot of good friends 的同义句 I have a lot of good friends.等于什么 I Have a lot of friends and money! I have no idea of how to do it.去掉of这句话对吗、 I have a proficiency of English 这句话对吗