更多"Evaporation from sea water is about"的相关试题:
[简答题]People now sleep about 20% less than they did a century ago. One 2010 poll of 1000 Americans found 36% are drowsy or fall asleep when they are driving, and 29% become very sleepy at work.
[简答题]S5. From a profit of less than one cent a copy, Webster got most of his income for the rest of his life.
[单项选择]More than 80 percent of US adults have a less than 10 - percent risk of developing heart disease in the next 10 years, according to a report in the Journal of the American College of Cardiology. Just 3 percent have a risk that exceeds 20 percent.
Only 3 percent of US adults have a more than 10 percent 10 year risk of heart disease.
A. Right
B. Wrong
C. Not mentioned
[简答题]Teachers are paid considerably less than professions that require a simil ar amount of education and skill.
[填空题]Mr Zidane earns less than Michael Jordan.
[单项选择]How many positive whole numbers less than or equal to 50 are NOT equal to squares of whole numbers
A. 9
B. 15
C. 43
D. 44
E. 45
[简答题]
Write your announcement with no less than 100 words. Write it neatly on ANSWER SHEET 2. Do not sign your own name at the end of the letter; use "Li Ming" instead.
You do not need to write the address. (10 points)
[单项选择]Carbon dioxide makes up less than one percent of the Earth’s atmosphere. But the gas is very important to life on Earth. Scientists are finding that processes involving carbon dioxide affect our climate in ways that are difficult to understand. Last month, a committee of the National Academy of Sciences in Washington released a report. It confirmed that world temperatures increased about six-tenths of a degree Celsius in the last one hundred years. The report also confirmed evidence that the level of carbon dioxide is increasing.
The best information about climate in the past comes from tests of ice many kilometers deep in Antarctica and Greenland. The tests show changes in temperature during the past four-hundred-thousand years. These tests show that levels of carbon dioxide today are the highest ever measured. These findings have led scientists to believe that carbon dioxide is a major cause of climate warming.
Carbon dioxide is released into the atmosphere when fuel is bur
A. The ice is from Arctic and Greenland.
B. The tests show changes in temperature during the past four-hundred-thousand years.
C. The tests show that levels of carbon dioxide today are the highest.
D. The tests made scientists believe that carbon dioxide is a major cause of climate warmin
[单项选择]The world’s rainforests cover less than ten percent of the earth’s surface, but contain over forty percent of all plant and animal species. The biggest rainforest is in South America, it’s called the Amazon.
Amazon is by far the largest remaining rainforest area left on our planet. It’s about 6 to 7 million square kilometers. It’s about two-thirds the size of the United States including Alaska. It’s enormous. Sixty percent of it is in Brazil, but the rainforest also extends into Bolivia, Peru, Ecuador, Colombia, Venezuela, French Guiana and Surinam. And amazingly each year the Amazon provides twenty percent of the world’s fresh water. Here you can find at least 60-70 thousand plant species and at least 3 thousand species of fresh water fish. And more monkeys than you find anywhere else on earth. In Brazil alone nine new species of monkeys have been identified over the last year.
But many of those species, known and unknown, are destroyed every day. Moreover, constant logging,
A. the sea
B. the rainforests
C. the grassland
D. the desert
[简答题]Directions: Write a composition of no less than 200 words with the title Why People Visit Museums Your essay should be written on the ANSWER SHEET 2.
[简答题]Write your letter neatly with no less than 100 words on ANSWER SHEET2. Do not sign your own name at the end of the letter; use " Li Ming" instead. You do not need to write the address.
