Выбрать правильный вариант. Урок английского языка

1. The storm prevented us to gous from going on a picnic.

2. The students have no difficulty in doingto do the exercise.

3. I am teachinghave been teaching here for three years.

4. Can you give me furtherfarther details, please?

5. Hijacking is considered a moremost serious crime than kidnapping.

6. The boy whosewho's father is a famous scientist has won the prize.

7. I must paypay for the bill today.

8. AfterAfterwards we walked home.

9. He flunked biology. Now he wishes he studiedhad studied more.

10. It's mandatory that he isbe there on time.