问题描述：
大家帮我看看啊,这段话有没有错误的时态、单词什么的?快点啊谢谢
< < Heidi > >is occurred in the the Alps story, here is the hometown of the author Spyri. Heidi is a cute girl, orphaned at an early age, she came to the Alps and stubborn but kind grandpa live together. Later, Heidi went to Frankfurt, and a girl named Clara's keep company. Clara was sick and unable to walk, although Clara and Heidi became friends became more open and bright, but Heidi was very homesick.Ultimately ,Heidi returned to the Alps,back before the relatives and friends a happy life. After,Clara visiting Heidi, with the help of Heidi and grandpa, Clara finally lost the wheelchair to walk, this story has a happy ending.
< < Heidi > >is occurred in the the Alps story, here is the hometown of the author Spyri. Heidi is a cute girl, orphaned at an early age, she came to the Alps and stubborn but kind grandpa live together. Later, Heidi went to Frankfurt, and a girl named Clara's keep company. Clara was sick and unable to walk, although Clara and Heidi became friends became more open and bright, but Heidi was very homesick.Ultimately ,Heidi returned to the Alps,back before the relatives and friends a happy life. After,Clara visiting Heidi, with the help of Heidi and grandpa, Clara finally lost the wheelchair to walk, this story has a happy ending.
问题解答：
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