从国际经验看,当一国的人均国内生产总值达到9000-10000美元时,消费偏好和消费结构会发生变化。2013年,我国人均国内生产总值已超过6700美元,这意味着我国居民
He devoted his whole life ________ animals in danger.
John broke his old radio ________, wishing to get a new one for Christmas.
Now a lot of new technology can _____ problems in industry.
Little_____ about A-H1N1 so far, so there is no doubt that many people are afraid when talking about the disease.
Not only I but also Jane ______having one exam after another.