Потому что есть такое правило, как придаточных предложения времени и условия. В данном случае у нас предложение условия. Значит в придаточных предложениях времени и условия мы употребляем Present Simple, а действие всё равно относится к будущему.
45) Lemonade
46) Japanese
47) Germany
48) Lately
49) ?
50) Balanced
1. Ин джюн ай уэнт ту анапа виз май мам энд нэфью
2. Ин джюлай ай плэйд виз зэ гайс ин футбол
3. Ин огуст ай тот э хоумворк эсаймэнт фо зэ самэ
Ну вообще предложения 2-3 не правильные конечно))
She likes school because she likes to know something new.
She has three favorite subjects: history, science and informatics.
He doesn’t like school because he has problems with maths.
He doesn’t like school because it’s boring and waste of time.
He likes school because his class is a big friendly family.
He likes school because there he can talk with friends.
He likes school because there are a lot of sections.
He likes school because he plays in musical band.