Regular exercise is conducive ________ good health.
বাক্যের শূণ্যস্থানে সঠিক শব্দ বসবে-

Complete Sentence: Regular exercise is conducive to good health.

• Conducive to - হিতকর/ উপকারী।
→ Conducive এর পরে appropriate preposition হিসেবে to বসে।

Example:
1. Positive feedback is conducive to employee motivation.
2. Open communication is conducive to a healthy relationship.
3. A quiet environment is conducive to studying.

Source:
1. merriam-webster.
2. Accessible Dictionary by Bangla Academy.