's raised foot with her hand.

Curl your legs and feet up.

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

The specific approach is:

Have the woman lie on her side on the bed.

The specific approach is:

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

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

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

Then do the mating exercise.

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

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

The eighth method is called Yan Tongxin.

Raise your left knee. Spread your feet out.

Then do the mating exercise.

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

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

Put it on the man's p.

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

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

Hold the woman's neck with both hands.

Hold the woman's waist with both hands.

Have the woman lie on her back on the bed.

Then do the mating exercise.

The tenth method is called mandarin duck bination.

Straighten both feet forward.

The ninth method is called Jade Crossing.

Put

Curl both feet forward.

The specific approach is:

Have the woman lie on her back on the bed.