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He put a halter and bit on the horse and rode off.

I enjoyed horse riding by putting a bit on the horse.

His spine is straight, and he has good posture.

He set out on a journey with a bag on his back.

He is using special tools to carve wood.

He did not understand the meaning of '戮' (kill).

He took a foolish action.

His grades were not satisfactory.

I think he is a decent human being.