, you’ll probably hear “Oops, I’m so sorry!” But why do we say sorry so much? US Scientist..., hoping that we can be treated well and be safe.But why do we say sorry so much? US Scientist Robert ……

to fray (破损). “We’re too heavy!” one of the men shouts. “Someone has to let go!”The men argue about who should let go. Some say the oldest should do it, some say the youngest. Some say the richest, some ……

. But some of them have funny habits. Do you know why?Why do giraffes have such long necks?Long ago.... Gradually (渐渐地), those with long necks lived longer. But the ones with short necks died.Why do ……

it's a job. Why not give it a go?"I don't do risk. I do educated risk."Philip Green, British... model will sell in the US. We often say "to take a risk". But this "do risk" is a new aggressive English ……

of these mysteries. Take a look!------------------------Why do we weigh less in the morning?Some people say...学语法Why ...Because ...Why can’t we hold in our sneezes (喷嚏)? Why do we weigh less in the morning ……

人类消失的骨头奇迹般复原How many bones do humans have? Your textbooks may say the answer is 206. But we may...). But now it is back. Two out of every five people have the bone. Why?Why is the fabella back?Today, we ……

use today. Why do we need to do this? Well, if we want to build houses on Mars, we need lots...;s 300 percent stronger than bricks we use today. Why do we need to do this? Well, if we want ……

Why's Mickey so fun?LAST week's topic:Hong Kong Disneyland has opened to the public. Why do so many... about. If I get the chance, I will definitely go. Seeing famous buildings like the castle, for instance ……

be free, you knowAll you got to do is say soWhen you feel cold I warm youAnd when you feel you can't go on I'll come and hold youIt's you and me foreverSara smile (smile)Why don't you smile a while ……

queue, and go to him and say, if nothing more than this: "Why, Mummy, why? Because the sky is so high... to mine, will you recognize me and smile? Will I do likewise? Or is it that, once we have ceased to play ……

? Do you find it hard to say no?II. Reading We all have a right to say no. Many of us feel that if we say we’ll do something, we can’t change our minds and back out. This isn’t true. We have ……

never drop 5 Down? Do you always bother to 2 Down paper?There are plenty of things we can do to 4...We have only one Earth. It's our duty to protect the 8 Across.Perhaps some of you think that you ……

consumers.This week's topic:Pornography is an open secret at colleges. Why do students go looking... open secret at colleges. Why do students go looking for this stuff? Is it morally okay? Do schools do ……

What is the seal doing? What do you think he is trying to say? Send your ideas to wangmin@21stcentury. com.cn before May 17, 2010. Have a go!Winners from the last pictureDog 1: Dear, why are you so ……

believe the best way we can do this is through exercise and eating well. Of course, in China and in Western countries, if we keep getting headaches or have a cold, we go to the doctor for some medicine ……