A:实践是认识的基础
B:真理都是客观的
C:认识是实践的目的
D:认识具有反复性
9+6=____ 12-5=____ 9+9=____13-4=____ 0+7=____
12-4=____ 18-9=____ 11-9=____20-7=____15-7=____
要求:请自定题目,语句通顺。(400字左右)
Thanks to the Internet, different kinds of information _______ in a short time.
pigs cows cats ducks rabbits sheep
My uncle has a farm. It's big. On the farm, you can see two ____ . There are twenty ____ and eighteen ____ on the farm. You can see eleven ____ , thirteen____ and fifteen____ .