Her parents are buying some presents and a big cake for her.这个句子有没有错?

Her parents are buying some presents and a big cake for her.这个句子有没有错?
Her parents are buying some presents and a big cake for her.这个句子有没有错?

Her parents are buying some presents and a big cake for her.这个句子有没有错?
有
Her parents bought some presents and a big cake for her.
这句话应该是过去式,要用buy的过去式bought,而且buy是短暂性动词,一般不能与are（be动词）连用,不过其他动词在现在进行式中可以用be doing sth.要看时态的
some presents and a big cake 这里没问题的,意思是给他买了礼物和蛋糕.（两个东西）

有错吧，怎么这个句子用and连接呀，要替换掉.