Потрібно відкрити дужки, і поставити у потрібних часах: Present Simple, Present Continuous, Present Perfect or Present Perfect Continuous. 1. As a rule, the most important courses a student (to complete) during his or her studies at our University (to be) skill courses in scientific writing.

2. Andrew (not to read) his course work now. He (to translate) a scientific paper.

3. This professor already (to deliver) five lectures for Ukrainian students.

4. Jessica (to prepare) for her final exam since early morning.

5. The students (not to fill) in the questionnaires yet.

6. Den sometimes (to get) to the university by tram, but usually his father (to give) him a lift.

7. The lawyer (to speak) to his client for an hour and a half now.

8. Are you busy now, Rachel? – Yes, I (to type) the report for the conference.

9. Jack (to write) an article for the university newspaper since 5 o’clock.

10. They already (to obtain) the results of the experiment?