1. He generally (sing) _________ in English but today he (sing) _________ in French.
2. Please don’t make so much noise. I (study) _________.
3. Tom (play) _________ tennis every Saturday.
4. Listen ! I (hear) _________ somebody (knock) _________ at the door.
5. Look ! Someone (climb) _________ up that tree over there.
6. They (have) _________ lunch in the cafeteria now.
7. Something (smell) _________ good in the kitchen at present.
8. What _________ you usually (do) _________ at weekend ?
9. My sister (study) _________ English at the moment.
10. I (do) _______ an exercise and I (think) _______ that I (know) _______ how to use it now.
11. The weather (get) _________ hot in July and August.
12. How long _________ you (learn) _________ English ?
13. My father (work) _________ thirty five hours a week.
14. Her brother always (wash) _________ his hands before meals.
Look ! That light (burn) _________ all night.
My mother (arrive) _________ while I (clean) _________ the kitchen.
Albert Einstein (die) _________ in 1955.
He fell while he (go) _________ downstairs.
When the students (hear) ________ the bell, they (get) ________ up and (leave) _______.
Professor Kenneth (teach) _________ another class last year.