我国的国家预算分为四级预算，包括中央预算、省级预算、地市级预算和县市级预算。
参考答案：错
鲫鱼主要依靠下列哪项来控制游泳的方向：[ ]
A．躯干
B．胸鳍
C．腹鳍
D．尾鳍
–Why do you look so happy?
--I got good grade in English exam. My teacher said .
A. I was hard-working B. I am a good students C. I have worked hard
