气阻效应
参考答案:
指气泡对通过直径比它小的孔喉的液流产生的阻力效应。
-Irene got the first place in the physics competition.
-________?I don’t like science,anyway.[ ]
A.Why not
B.So what
C.What if
D.How come
缺词填空。
School education(教育) is very important and useful. Yet no one can l 1 everything at school
and a teacher can’t teach his students e 2 they want to know. His job is to s 3 his students how
to learn. He teaches them how to read and how to think. So the students can learn much more by t 4 .
It is more i 5 to know how to study by oneself. It’s quite easy to learn something, but it’s difficult
to u 6 it to solve problems. Great inventors do not get everything from school, but they still can invent many things and change the world a l 7 .
How can the inventors do all of this? That’s b 8 they know how to study. A lot of things are not
taught in the classroom. They get a lot of knowledge by reading o 9 school. They work hard and
never g 10 up all their lives.