1. He translates a lot of articles. 2. He is currently translating the article. 3. Last month, he translated five articles. 4. I hope that he will translate this article next week. 5. They don't often go to the planetarium. 6. They don't go to the planetarium today. 7. They didn't go to the planetarium last weekend. 8. I think that they will not go to the planetarium this Sunday. 9. What does she do? 10. What is she doing tonight?