Помогите пожвйлуста решить 4 предложения перевести в косвенную речь;

1)Frank : We had an ecology class yesterday.

2)Chris : Do they really understand that ?

3)Chris:And will they win these battles?

4)Frank: Dont't lose hope.

заранее спасибо☺

почему в первом that that?

спасибо огромное

отпечатка

просто 1 that и все

☺☺☺☺

1)Frank said they had an ecology class the day before yesterday. 4)Frank said not to lose hope.

Frank said that that they had been an ecology class the day beforeChris asked if they really understand thatChris asked wether they should win these battlesFrank told that not to lose hope