【单选题】__________is more useful than gold.
【单选题】A person ______ is more likely to become a genius.
A.
whose parents are clever
B.
often thinking about difficult problems
C.
often helped by his parents and teachers
D.
born with a good brain and putting it into active use
【简答题】A. Personal relationships should come after one’s job. B. People should care more about their personal relationships and relaxation. C. When a job is very important, relaxation should be forgotten. D....
【判断题】三个学生的成绩不同,因此存在三个变量。( )
【单选题】衡量一个区域经济社会稳定程度的重要指标的是()
【单选题】This camera is too expensive. I ’ d like a _____ one.