题目内容：

    Yoga is an ancient physical and spiritual practice originating in India. The word“yoga” comes from Sanskrit （梵文）and means to join or to unite, symbolizing the union of body and mind. Today it is practiced in various forms around the world and continues to grow in popularity. Recognizing its universal appeal, the United Nations declared 21 June as the International Day of Yoga in 2014 to raise awareness worldwide of the many benefits of practicing yoga.

Yoga is an invaluable gift from an ancient tradition. It’s not just about exercise but a way to discover the sense of oneness with yourself nature and the world. There is no written record of who invented yoga. Yoga practitioners （从业者）passed down the principles to their students. The earliest written record of yoga is generally believed to have been written by Patanjali, an Indian master who lived somewhere between 2,000 and 2,500 years ago.

Various yoga types give you multiple choices. Hatha yoga is the most widely practiced type and is excellent for beginners. It is gentle with slow and smooth movements. Kundalini yoga combines a singing session besides body and mental control. Bikram yoga is practiced in a heated room. It is to loosen muscles and to sweat to clean the body and remove symptoms of disease and pain. Ashtanga yoga is taught as a difficult workout where you move quickly from one gesture to another to build strength and patience.

In recent years, the World Health Organization has urged countries to help their citizens reduce physical inactivity, which is among the top ten leading causes of death worldwide, and a key risk factor for non-communicable diseases, such as cancer and diabetes. Yoga is a proper exercise. It is known for its ability to ease stress and anxiety. It may also help reduce several risk factors for heart diseases and promote a better sleep.

1.Why did the United Nations set the International Day of Yoga?

A.To promote the research into Sanskrit.

B.To help people know more about India.

C.To popularize Yoga practice worldwide.

D.To give a declaration on cultural diversity.

2.What is Paragraph 2 mainly about?

A.The principles of yoga. B.The history of yoga.

C.The benefits of yoga. D.An Indian yoga master.

3.What will you choose if you’re looking for a challenging exercise?

A.Hatha yoga. B.Kundalini yoga.

C.Bikram yoga. D.Ashtanga yoga.

4.What can we infer from the last paragraph?

A.Physical inactivity causes deadly diseases・

B.Yoga can help prevent communicable diseases.

C.Little or no exercise puts people’s health at risk.

D.Yoga can be a cure for many kinds of diseases.