Tea is an important part of Chinese tradition. The practice of drinking tea has____long history in China, having originated there. Nowadays, Chinese tea generally represents tea leaves which have been processed ____(use) methods inherited from ancient China.

    According to popular legend, tea____(discover) by Chinese Emperor Shen Nong in 2737 BC____a leaf from a nearby shrub fell into the water the emperor was boiling. The Emperor was interested in the new liquid,____ (drink) some carefully, and found it very refreshing. And so, tea was said to be created in 2737 BC.

    Tea is deeply woven into the history and culture of China. The beverage(饮料) is considered one of the seven____(necessity) of Chinese life, along with firewood, rice, oil, salt, soy sauce and vinegar. Around 771 BC—476 BC the Chinese tea was used ____(help) treat some diseases.

    Most Chinese teas are cultivated and consumed in China. Tea shops and tea houses in the street are easily found in China. Meanwhile, they are also exported internationally due____ a rise in the____(popular) of Chinese cuisine worldwide. Tea has become one of Chinese specific drinks in the world. It is ____(common) available in Chinese restaurants and grocery shops world wide.

阅读理解

    Mahatma Gandhi once said, “The greatness of a nation can be judged by the way its animals are treated.”

    There is no doubt that China is a country with high moral values. It has never attacked another country, has one of the lowest rates of violent crimes and is deeply concerned with the social and economic welfare of its people.

    But when it comes to animal rights, China may well fail Gandhi test. There are no laws against the killing of dogs and the sale of dog meat in China. In fact the serving of dog meat in Chinese restaurants has increased in recent years.

    People who eat dog meat argue that dogs have been eaten in China for thousand of years and dog meat has “health benefits”.

    There is, however, a strong argument against waiting dogs .Recently, some Chinese animal rights activists stopped a truck carrying about 500 dogs and saved the poor animals from being sold and served as food in restaurants. These people that dogs are not meant to be eaten but loved.

根据短文内容，判断以下句子的正误。

一次函数y=（k-3）x^|k|-2+2的图象不经过（　　）

在如图甲所示电路中，电源电动势为3.0V，内阻不计，L₁、L₂、L₃为三个相同规格的小灯泡，这种灯泡的伏安特性曲线如图乙所示，当开关S闭合后，L₁消耗的电功率为____ W，L₂的阻值为____Ω．

如图，光滑斜面PMNQ的倾角为θ，斜面上放置一矩形导体线框abcd，其中ab边长为l₁，bc边长为l₂，线框质量为m、电阻为R，有界匀强磁场的磁感应强度为B，方向垂直于斜面向上，ef为磁场的边界，且ef∥MN．线框在恒力F作用下从静止开始运动，其ab边始终保持与底边MN平行，F沿斜面向上且与斜面平行．已知线框刚进入磁场时做匀速运动，则下列判断正确的是（   ）