TASK 2. Replace the underlined words by adverbs.
1. He goes to bed at (9 p.m.) 2. Such trains go (at a speed of 300 km per hour). 3. It was (about) an hour walk from the hotel. 4. I have seen very little of him (recently). 5. It was dark. I could (scarcely) make out the number of the bus. 6. She gets up (at 5.30 a.m). 7. She works (all day) and she works (all night).