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【简答题】
从（）上看，所有的系统（）、（）组成的整体。要素是系统最基本的成分，单个要素不能构成系统。
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皮皮学刷刷变学霸
举一反三
【单选题】Listen to the news report and answer the following questions. For each question there are four choices marked A), B), C) and D). Questions 1 to 2 are based on the news report you have just heard. Choo...
A.
1. A) The distance travelled.
B.
B) The incidence of road accidents.
C.
C) The spending on gas.
D.
D) The number of people travelling.
【单选题】1 Questions 1 to 2 are based on the following news
A.
Half of the world needs to take the water issue seriously.
B.
Water is linked to something the world must take action on.
C.
Water is linked to creating jobs and conditions of work.
D.
Protecting the environment is important to access to water.
【单选题】2 Questions 1 to 2 are based on the news you have just heard.
A.
Because the NY firemen speak little or no English.
B.
Because arriving Chinese are to become the largest immigrant group in NY.
C.
Because NY is one of the largest and most exciting cities in the world for travelers.
D.
Because a growing amount of American companies are doing business with China.
【单选题】Will you ______the light? It’s dark in the room.
A.
get on
B.
get off
C.
trun on
D.
turn off
【单选题】______the road until you get to the church, then trun left.
A.
Change
B.
Keep
C.
Lead
D.
Follow
【简答题】已知f(x)是奇函数，g(x)是偶函数，且f(－1)＋g(1)＝2，f(1)＋g(－1)＝4，则g(1)等于________．
【单选题】Questions 1 to 2 are based on the news you have just heard.
A.
Their drivers would feel safe after getting used to the automatic devices.
B.
They would be unpopular with drivers who only trust their own skills.
C.
Their increased comfort levels have boosted their sales.
D.
They are not actually as safe as automakers advertise.
相关题目：
【单选题】______the road until you get to the church, then trun left.
A.
Change
B.
Keep
C.
Lead
D.
Follow