【简答题】已知函数 的定义域为集合 ,函数 的定义域为集合 ,若 , ,则实数 的取值范围是
【判断题】成语“三人成虎”可以用来描述大众传播的情绪效果。
【简答题】若函数 的定义域为 ,值域为 ,则 的取值范围为
【单选题】下列各题共用备选答案
E.
维生素E 临床用于治疗维生素C缺乏症、预防冠心病 ( )
【单选题】How does Alex Baker plan to develop the magazine next year?
A.
By changing its design.
B.
By advertising it more widely.
C.
By expanding its distribution.
【简答题】若函数 的定义域为 ,值域为 ,则 的取值集合为
【简答题】How long does it take to design a sample logo?
【单选题】How does the design of the British House of Commons affect how the members interact?
A.
They sit in a circle so all members are equal and each party is equal.
B.
They sit on benches, shoulder to shoudler, making them feel like equals.
C.
They each have their own desk and chair, making it easier for members to vote differently.
D.
Everyone stands so that people are encouraged to finish voting faster.