①对祖国、对人民的高度责任感 ②胸怀天下,承担起对社会的责任
③团结统一,爱好和平的伟大民族精神 ④主动为国分忧,与国家共渡难关
A:①②③
B:①③④
C:②③④
D:①②③④
下列根式中是最简二次根式的是( )
在生物界,生物之间的____ 是普遍存在的。正是由于____ 、____ 和信息流的存在,使生物之间的联系错综复杂,牵一发而动全身,____ 与____ 才成为统一整体。
如图,在平面直角坐标系中,点B、C、E、在y轴上,Rt△ABC经过变换得到Rt△ODE.若点C的坐标为(0,1),AC=2,则这种变换可以是( )
It's Sunday today. My parents and I go to a small restaurant for dinner. The waiter shows us the menu.
MENU
Food
Ingredients (配料)
Price
Special 1
onions, mushrooms (蘑菇),beef
$ 3.75
Special 2
pepperoni (意大利辣香肠), carrots, mutton
$ 3.5
Special 3
mushrooms, eggs, onions
$ 3.6
Hamburger
chicken, lettuce (生菜)
$ 2.8
Green tea
$ 2
Ice cream
$ 1
Apple juice
My father would like Special 1 and a glass of green tea. My mother orders Special 2. And she'd like a glass of apple juice. I want to eat a hamburger. And I'd like an ice cream.