[填空题]In the 1970s, American people had interest again in wind power because of______.

[填空题]In the 1970s, American people had interest again in wind power because of______.

[单项选择]By the late 1970s, many shopping malls had almost developed into small cities themselves.
A. 20世纪70年代以后，很多购物中心都在其内部开发了一些小城。
B. 到20世纪70年代末，很多购物中心都几乎已经发展成为一座座小城。
C. 到20世纪70年代末，很多购物中心都在其内部开发了一些小城。
D. 20世纪70年代末，很多购物中心发展壮大，几乎变成一座座小城。

[填空题]People in Europe have had more advanced technology in using wind power than Americans.

[填空题]Few people believed the dam had been burst because there had been too many false alarms.

[填空题]Most people who’ve had chicken pox once ______ (余生都对此病有免疫力).

[单项选择]"Interest in learning Chinese among American youth and their parents has grown (47) in the past five years," said Vivien Stewart, vice president at the Asia Society, a US group trying to bridge the (48) between Americans and the peoples of Asia and the Pacific. China’’s rapid progress is driving the interest to (49) the language, experts say. "The Chinese rich cultural traditions and (50) economy mean that it is now essential for all of our students to be better prepared to engage them and seize opportunities together," said Michael Levine, Asia Society’’ s executive director of education. A 2004 College Board survey found that 2,400 high schools--an (51) number--would be interested in (52) the Advanced Placement (AP) courses in Chinese language and culture when the courses become available in 2006. China, the world’’ s most populous (人口稠密的) nation, is (53) to the United States because it is a leading trader, consumer and investor. It has (54) the United States as the wor