[简答题]So, unless the government has a good system of control, or can educate the people, the forests will slowly disappear.

[简答题]So, unless the government has a good system of control, or can educate the people, the forests will slowly disappear.

[填空题]To test whether a car has a good braking system, you can speed up to its speed limitation and stop suddenly.

[单项选择]Terrorism has become so widespread that it is now impossible to dismiss it as the action of a few crazy people. In fact, terrorism--the use of violence by small groups of people to accomplish political alms they feel unable to bring about by peaceful, legitimate means--has sociological roots.
Terrorism most often stems from the situation of people who consider themselves a national group but who feel that no state, no legitimate and widely recognized autonomous government, represents them. Since all the inhabitable territory of the world is divided into states, which are the main organizational units through which people can exercise political power, people without a state to represent them feel completely powerless and cut off from the world order. To have independence--and even a recognized identity--as a people, those individuals feel that, too, must have a sovereign state government. Thus terrorism is frequently a tactic of people who find themselves or feel themselves to b
A. explore the sociological roots of terrorism and enhance the international cooperation to fight against it
B. defend terrorism as a heroic deeds
C. praise terrorism for its heroic deeds
D. demonstrate the damages done by terrorism

[单项选择] The fridge is considered necessary. It has been so since the 1960s when packaged food list appeared with the label: "Store in the refrigerator." In my fridgeless fifties childhood, I was fed well and healthy. The milkman came every day, the grocer, the butcher (肉商), the baker, and the ice-cream man delivered two or three times each week. The Sunday meat would last until Wednesday and surplus(剩余)bread and milk became all kinds of cakes. Nothing was wasted, and we were never troubled by rotten food. Thirty years on food deliveries have ceased, fresh vegetables are almost unobtainable in the country. The invention of the fridge contributed comparatively little to the art of food preservation. Many well-tried techniques already existed ― natural cooling, drying, smoking, salting, sugaring, bottling... What refrigeration did promote was marketing ― marketing hardware and electricity, marketing soft drinks, marketing dead bodies of animals around the world in search of a g
A. Hum away continuously.
B. Climatically almost unnecessary.
C. Artificially-cooled space.
D. With mild temperatures.