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

Then do the mating exercise.

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

Straighten both feet forward.

(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.

The specific approach is:

The tenth method is called mandarin duck bination.

Have the woman lie on her back on the bed.

Then do the mating exercise.

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

Curl your legs and feet up.

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

Have the woman lie on her side on the bed.

The specific approach is:

Curl both feet forward.

Raise your left knee. Spread your feet out.

The specific approach is:

Have the woman lie on her back on the bed.

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

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

Put

The eighth method is called Yan Tongxin.

Put it on the man's p.

Hold the woman's waist with both hands.

's raised foot with her hand.

The ninth method is called Jade Crossing.

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

Hold the woman's neck with both hands.

Then do the mating exercise.

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