к концу лета Катя устанет ,и в авгу

к концу лета Катя устанет ,и в августе ей нужно будет отдохнуть. Ведь она будет сдавать вступительные экзамены в течение двух недель.
Ольга добилась хороших результатов в английском языке, хотя в сентябре будет всего 2 года ,как она его изучает.

Результаты (английский) 1:

by the end of the summer of Katya gets tired, and in August she will need to relax. It will take entrance exams in two weeks.Olga has achieved good results in English, although in September will total 2 years as it explores.

Результаты (английский) 2:

the end of summer Katya tired, and in August it will need to rest. After all, it would take entrance exams in two weeks.
Olga has achieved good results in English, although in September there will be only 2 years old, she is studying it.

Результаты (английский) 3:

By the end of the summer I suppose gets bleary eyed from all ,and in August it will be a relaxing holiday. It will be to take entrance examinations in the two weeks.
Olga has achieved good results in the English language,Although in September will be the 2 year ,as it is exploring.