Grammar Task 3. Use the correct form of the verbs:
1. He usually ( to sleep) well. But last night he (to sleep) badly.
2. As a rule I (to walk) to the institute but yesterday I (to take) a bus.
3. She (to buy) a new dress yesterday? – No, she (not to buy) it.
4.They (to sell) their house a week ago? - I (not to know)