题目详情:

[填空题]
The Health Benefits of Drinking Water

—Is Bottled Drinking Water Healthier Than Filtered Tap Water
[A] Water is a key ingredient in a healthy diet and lifestyle. There are many health benefits of drinking water. It helps flush impurities and toxins out of our systems. It aids in the delivery of oxygen and nutrients. In fact, nearly every system in our bodies relies on water for proper functioning. But what will happen if the water you drink is unhealthy
[B] In past decades, concerns about tap water and its impact on overall health led some people to turn to bottled drinking water instead. However, in those days, there were few choices of bottled waters. You could pay to have a company deliver large bulky plastic bottles of water for the water cooler. Or you could purchase gallon jugs of distilled or "drinking water" at the grocery store.
[C] In recent years, there has been an explosion in the number of di

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[填空题]最简单的交换排序方法是______。

[不定项选择题]共用题干 Skin Cancer

Melanoma（黑素瘤）,the deadliest kind of skin cancer,is now the most common cancer in__________(51)
British women,the country's leading cancer organization said Wednesday.Skin cancer has__________(52)
cervical（子宫颈的）cancer as the top cancer striking women in their 20s,according to the latest data from
Cancer Research United Kingdom.
The trend is particularly_________(53)since younger people are not generally those most susceptible
（易患的）to melanoma. Rates of skin cancer are _________( 54 ) highest in people over age 75.
But experts worry that increasing numbers of younger people being diagnosed with skin cancer could be
the_________(55)of a dangerous trend.Women in their 20s make_________(56)a small percentage of all
patients diagnosed with melanoma in Britain,but nearly a third of all cases occur in people younger than 50.
Based on current numbers,Cancer Research UK predicts that melanoma will become the fourth
_________(57)common cancer for men and women of all ages by 2024,and that cases will jump from about
9,000 a year to more than 15,500.
Cancer experts_________(58)the rising number of skin cancer cases largely to the surge in people
using tanning salons."Spending time on sun beds is just as_________(59)as staying out too long in the
sun,"said Caroline Cerny of Cancer Research UK. The organization is starting a SunSmart_________(60)to
warn Britons of the dangers of being too bronzed.
"The intensity of ultraviolet rays in some sun beds can be more than 10_________(61)stronger than the
mid-day sun,"Cerny said.
In the United States,several states require parental approval________(62)minors can use tanning
salons.Wisconsin bans people 16 and________(63)from using tanning beds,and others ban children under
14.At least 29 states have regulations governing minors'use of tanning salons.
In the U.K.,Scottish politicians passed legislation banning those under 1 8 from using tanning beds,
though it hasn't yet been implemented.There are no plans for________(64)in the rest of the U.K.
The World Health Organization has previously recommended that tanning beds be regulated because of
their potential to damage DNA in the skin.
Experts said most deadly skin cancers could be________(65)if people took the proper precautions
when in the sun and avoided tanning beds. _________(56)
A.up
B.on
C.off
D.to