【判断题】轨道防爬的方法是加强钢轨与轨枕间的扣压力和道床阻力,另一方面就是设臵防爬器与防爬撑。
【单选题】Which is NOT the reason why people like the game?
A.
They are longing for country life.
B.
They can have fun with friends.
C.
The game can relax people and give them a new experience.
D.
They are confident enough to face the real world.
【简答题】产品总成本费用要素包括哪些?何谓生产成本?
【单选题】Which is NOT the consequence of students' employment according to the author?
A.
Students feel that they deserve to be fun when they get home from work.
B.
Students don't spend enough free time studying.
C.
Schools and colleges find it difficult to demand quantity or quality of work from students.
D.
American students out-perform students from Japan and Europe.
【单选题】Which is NOT the nickname for New York?
【判断题】轨道防爬的方法是加强钢轨与轨枕间的扣压力和道床阻力,另一方面就是设置防爬器与防爬撑。