Врoде бы так, потому-что эти предложения во времени Present Sim
Объяснение:
1. I don't often meet this engineer here.
Do i meet often this engineer here?
2. You don't go to the blackboard seldom.
Do you go to the blackboard seldom?
3. They don't read their textbooks every day.
Do they read their textbooks every day?
