Question

Open the you brackets and put the verbs info the correct Tense form. 5. We (to do) grammar exercisses on tenses at this moment. 6. He (to read) already the newspaper for twenty minutes when his friend rang him up. 7. My sister (to study) at the library every day. 8. He ( to write) an article for three hours 9. He (to come) from London two days ago. 10. My father (to arrive) from Moscow in a week. 11. When Mike entered the theatre he found that the play (to begin). 12. Next year by the first of Septenber I (to study) at the University for three years.

Answer 1

5. We are doing grammar exercisses on tenses at this moment.

6. He has already read the newspaper for twenty minutes when his friend rang him up.

7. My sister studies at the library every day.

8. He is writing an article for three hours

9. He came from London two days ago.

10. My father will arrive from Moscow in a week.

11. When Mike entered the theatre he found that the play had begun.

12. Next year by the first of September I will study at the University for three years.

Answer 2

Sure, here are the corrected sentences with the verbs in the correct tense form:

5. We are doing grammar exercises on tenses at this moment.
6. He had been reading the newspaper for twenty minutes when his friend rang him up.
7. My sister studies at the library every day.
8. He has been writing an article for three hours.
9. He came from London two days ago.
10. My father will arrive from Moscow in a week.
11. When Mike entered the theatre, he found that the play had begun.
12. Next year, by the first of September, I will have been studying at the University for three years.

Note: In some cases, there could be more than one possible tense form that fits the context, but the corrections provided above represent the most common and natural usage.