Изберите верный вариант модального глагола и подставьте в предложение. Предложения

Изберите верный вариант модального глагола и подставьте в предложение. Предложения переведите.

1. If I dont study for the next test, I ____ fail it.
a) ought to; b) should; c) might; d) will have to.
2. It ____ be Jack. He drives a Fiat and this guy is driving a Ягуар.
a) cant; b) should; c) ought to; d) might.
3. He ___ to go to the dentist because he has toothache.
a) ought; b) must; c) should; d) have.
4. It was a very difficult text. I ____ look up a lot of words in the dictionary.
a) must; b) have to; c) had to; d) must to.
5. If we ___ study, we could go out.
a) didnt have to; b) had to study; c) could; d) didnt have.