Помогите пожалуйста1,2,3,4 заданиеЗаранее спасибо

1.1a; 2c; 3d; 4b; 5b

2.1 if he hadnt broken; 2 will sing; 3 pay; 4 wouldnt have known; 5 doesnt ask

3.1didnt; 2 hadnt; 3 would; 4 were; 5 didnt break; 6 werent; 7 wouldnt have told; 8 could; 9 were; 10 knew

4.1 If Tim hadnt gone to a party last night he wouldnt have gone to bed late. 2 If his alarm clock had gone off he wouldnt have woken up. 3 If Tim werent always tired he wouldnt have overslept this morning. 4 If he hadnt missed his train he wouldnt have had to wait an hour for the next one. 5 If he hadnt arrived at work late the manager wouldnt have been angry.