вставте модальные глаголы may(might)или can (could)
1.I......imagine her speaking in public:I knew than she was so shy.
2.something was wrong with the car:he.....not start it.
3.A fool.....ask more questions than a wise man.... answer/

1. I couldn't imagine her speaking in public: I knew than she was so shy. 2. Something was wrong with the car: he could not start it. 3. A fool may ask more questions than a wise man can answer.