西欧殖民主义造成的后果是( )
A:资本主义的兴起,封建主义的衰弱
B:大西洋国家的发达,太平洋地区的贫困
C:西欧资本主义发展,亚非拉贫穷落后
D:欧美经济的发展,非洲被瓜分奴役
Susan is 14 years old and she is an American girl. She is one of my best friends. She is interested in Chinese and good at it. Every summer she travels with her parents. She believes(相信) that traveling is an important part in her life. She likes London best because it is both clean and beautiful. She knows that China is a large country with lots of interesting places. This July, her family are coming to China. I am very happy to know that they will first come to my city. They will stay here for three days. I will take them to visit the city. Then they will fly to Beijing. I am sure they will have a nice time in China.
Who
Susan is an ____ girl.
She is interested in Chinese and does ____ in it.
What
She ____ with her parents every summer.
Traveling is an important ____ in her life.
Where
She likes London ____ because London is both ____ and beautiful.
When
This ____, her family are coming to China.
She knows China is a large country with a lot of ____ places.
How long
They will stay here for three ____.
How
Then they will go to Beijing by ____.
卫生部颁发的《食品添加剂使用卫生标准》从2008年6月1日起施行。新标准规定,食品添加剂是在食品生产、加工、包装、贮藏和运输过程中,加入的对人体健康没有任何危害的物质。下列食品的处理方法不符合《食品添加剂使用卫生标准》的是( )
对于函数y=f(x),如果存在区间m,n,同时满足下列条件:①f(x)在m,n内是单调的;②当定义域是m,n时,f(x)的值域也是m,n,则称m,n是该函数的“梦想区间”.若函数f(x)=a+1a-1x(a>0)存在“梦想区间”,则a的取值范围是( )