10. Исправь ошибки - зачеркни лишнее слово. 1. Excuse me, where's is the hospital?
2. It's quarter past eleven o'clock.
3. I am don't have to go to school on Saturday.
.
4. He has violin lessons twice times a week.
.

Объяснение:

1. Excuse me, where's is the hospital?

2. It's quarter past eleven o'clock.

3. I am don't have to go to school on Saturday.

.

4. He has violin lessons twice times a week.

finished, asked, answered, listened, liked, collected, walked, studied, talked,

looked

open - opened - opened. это правильный глагол, поэтому просто присоединяешь окончание -ed.