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

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

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

The specific approach is:

The ninth method is called Jade Crossing.

Have the woman lie on her back on the bed.

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

Raise your left knee. Spread your feet out.

Put

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

The tenth method is called mandarin duck bination.

Then do the mating exercise.

Have the woman lie on her back on the bed.

Then do the mating exercise.

The specific approach is:

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

Hold the woman's neck with both hands.

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

Curl your legs and feet up.

Curl both feet forward.

's raised foot with her hand.

Straighten both feet forward.

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

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

The eighth method is called Yan Tongxin.

Then do the mating exercise.

Put it on the man's p.

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

Hold the woman's waist with both hands.

Have the woman lie on her side on the bed.

The specific approach is: