16. Jeff woke up late. The house was very quiet and Jeff (UNDERSTAND) that he was alone there. He got up and headed to the kitchen. There (BE) nobody in it but he felt the delicious aroma of fresh baking. A large bowl of doughnuts was on the table. It (COVER) with a white kitchen towel but Jeff could not resist it and pulled out a doughnut. When he was consuming his (FIVE) one, his grandmother appeared
Ответ: understood, was, was covered, fifth