The tenth method is called mandarin duck bination.

Have the woman lie on her back on the bed.

Have the woman lie on her side on the bed.

Hold the woman's waist with both hands.

(A 3D stereoscopic holographic image is presented above the lecture table: Yan Tongxin)

Have the woman lie on her back on the bed.

The woman hugged the man's waist with both hands.

Put it on the man's p.

Put

Curl both feet forward.

Curl your legs and feet up.

Just like the mandarin ducks in the wild, they copute at will.

(A 3D stereoscopic hologram is presented above the lecture table: Jade Cross)

The man. Kneeling on the bed between the thighs of the woman with his right knee.

(A 3D stereoscopic holographic image is presented above the lecture table: Yuanyanghe)

It is to adopt a retively strong movement and posture for intercourse.

The man rides from the woman's back on the woman's lower foot

The specific approach is:

's raised foot with her hand.

The specific approach is:

The ninth method is called Jade Crossing.

Then do the mating exercise.

Then do the mating exercise.

The man rides on the woman. Prostrates on the woman's stomach.

Hold the woman's neck with both hands.

The specific approach is:

Straighten both feet forward.

The eighth method is called Yan Tongxin.

It is like a passionate swallow with a heart to heart.

Then do the mating exercise.

Raise your left knee. Spread your feet out.