Помогите пожалуйста. Пункт А. Можно написать только правильную форму

1 looked, lowed 2 sent, began 3 come, will finish 4 change 5 started 6 celebrated 7 have given 8 had 9 got, had waiting 10 were writing 11 thought 12 was, was arriving 13 hasn't sent 14 takes 15 go, go, is repairing