____ (do) Ken win the race yesterday?

时代在前进，社会在发展，马克思主义哲学在其发展过程中必然要面对新情况、新问题、新挑战。但是，马克思主义哲学并没有过时，仍然具有强大的生命力。这是因为马克思主义哲学（    ）

①具有自然科学前提，是科学革命理论的来源和基础

②具有深厚的阶级基础，是无产阶级革命斗争的物质武器

③具有与时俱进的品质，是时代精神的精华

④具有实践基础上的科学性和革命性特点

阅读短文，判断下列句子分别符合A、B、C哪一项。

    Hello! My name is Jack. I'm eleven. I'm a student. I study in the Fifteenth Primary School. I'm in Class 4, Grade 5. There are 45 students in my class. They are 22 girls and23 boys. We have English, Chinese, maths and other subjects.

    This morning I was the first one to get to school.John was the second one. Ann and Amy were the third and the fourth. We are in the same class. We have English lessons in the sixth classroom. Our classroom is on the fourth floor of our school building.

《我们是怎样过母亲节的》作者____，____作家、____家。