[填空题]The passage mainly illustrates trends in the US labor force during 1940s and 1990s.

[填空题]The passage mainly illustrates trends in the US labor force during 1940s and 1990s.

[填空题]The passage mainly tells us that prejudice should not be put against the left-handed people.

[填空题]This passage mainly tells us the damage of earthquakes and how to predict an earthquake in order to protect lives and property.

[单项选择]What does the news mainly tell us（　）
A. Less time is spent on tea in the UK than in other countries.
B. Quite a lot of time is spent on tea in the UK.
C. Britons drink more coffee than tea.

[单项选择]What does the passage mainly tell us（）
A. Noblemen centuries ago did not like traveling.
B. Heredity is not the only thing that influences our color.
C. Exposure to sunlight is the only thing that determines skin color.
D. Having a tan is considered a sign of wealth nowadays in North America.

[填空题]The passage mainly tells us that the global warming is a threat to our environment.

[填空题]This article mainly tells us why dinosaurs ate grass.

[填空题]The passage illustrates scores of examples of middle class families.

[单项选择]The second paragraph mainly tells us that ______.
A. parents should be strict with their children
B. parental controls reflect only the needs of the parents and the values of the community
C. parental restrictions vary, and are not always enforced for the benefit of the children alone
D. parents vary in their strictness towards their children according to the situation

[填空题] Baby-Naming Trends

 

A．Over the last fifty years, American parents have radically increased the variety of names they give their children. In the 1950s, the 50 most popular names accounted for 63.4 percent of all boys born, and 52.1 percent of all girls. But by 2004, the top 50 names covered only 34.6 percent of the boys and 24.4 percent of the girls. As more people move to the United States and use popular or traditional cultural names, the variety of names increases. Also, parents from all ethnic backgrounds are now more likely to search out less common names for their children.
Common and Unusual Baby Names
B．Is it better to have a name common to your age group, one that everyone has heard, or an unusual name, one that may cause comment when people first hear it Psychologists and sociologists have studied this question for years and still cannot agree on the answer.
C．On th