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Тут все на прошедшее время
Put questions to the words in bold:

1. They have to go home on foot. (gen.) [2] 2. Moderntrains go very fast. [2] 3. He was the brightest student in the group. (disj.) [2] 4. Last summer they went to Kiev by train. [2] 5. The novel was written by a famous English writer. (alt.) [2] 6. Next semester we will have lectures on Stylistics. (neg. form; gen., alt., disj.,) [5 + neg. form]