[填空题]Now all countries in the world are faced with the same environmental problems, air pollution, water pollution, the loss of species, etc.

[填空题]Now all countries in the world are faced with the same environmental problems, air pollution, water pollution, the loss of species, etc.

[填空题]Faced with all kinds of accusation Hwang insisted that the eggs were from donations.

[填空题]Those baby-faced people now have another reason to be smug (自鸣得意的 ): a new Danish study says looking young (47) means a longer life. Research suggests that people who look younger than their years also live longer.
In 2001, Danish researchers (48) physical and cognitive tests on more than 1,800 pairs of twins over aged 70, as well as taking photos of their faces. Three groups of people who didn’t know the twins’ real ages guessed how old they were. The researchers then (49) how long the twins (50) over 7 years.
The experts found that people who looked younger than their (51) age were far more likely to survive, even after they (52) for other factors like gender and environment. The bigger the difference in (53) age within any twin pair, the more likely it was that the older-looking twin died first.
They also found a possible biological (54) : people who looked younger also tende

[填空题]What’s the problem the world is now facing
The world is not only hungry but it is also thirsty for （）.

[单项选择]Japan is one of only three countries that now hunt whales and（）the government says it is an important cultural tradition.
A. that
B. which
C. whose
D. where

[填空题]In many countries seat belts are now compulsory for the driver and the front seat passenger at least.
Doctors believe that seat belts save people from being seriously hurt in a (26) , but there are some people who still think it is more (27) to wear a seat belt than not to wear one. They think that seat belts may (28) people in a car that is burning, or that has fallen into the water, so that they are burnt to death or (29) .
But less than half of one percent of car accidents lead to fire or sinking, and in any case, a seat belt may easily save a person from being knocked (30) in an accident, so that he or she is able to undo the seat belt immediately and (31) the automobile. Some people say that it is an (32) on their freedom to force them to wear a seat belt. But even in (33) countries there are many things people are denied the right to do though they want to do them. How does this af