Исправьте ошибки в предложении! 1)Youd better to leave now if you want to catch the last bus. 2)I think Max behaved very silly last time. 3)Mr. and Mrs. Boiler are devoting to each other. 4)I satisfied with the progress he has made.

1) Youd better leave now if you want to catch the last bus.
2) I think Max behaved in a very silly way last time. Тут не уверена, но behaved silly - так неправильно (silly пригалательное, а нужно наречие)
3) Mr. and Mrs. Boiler are devoted to each other.
4) I am satisfied with the progress he has made.