Укажите ошибку в предложении:
1) When Tom got out of the river , he was exhausted as he'd been swimming two miles.
2)If you need a suitcase , I've got a lovely, old leather one that you could lend.
3)Clothes aren't cheap here; in fact these jeans are so expensive as you bought back home.
4)The boys behaved bad on an excursion so the school refused to let them go on any more.