of pressure (压力) when planes go higher and higher. The windows can easily break. But oval (椭圆... windows have four corners. These corners feel a lot of pressure (压力) when planes go higher and higher ……

?a) I'll do the washing upb) I'll wash upc) I'll do the dishesd) Any of the above2. We are about to have dinner: "Can you get the cutlery and ______ the table, please?"a) make b) setc) do d) have3 ……

) are round (圆的) and some houses’ roofs (屋顶) are pointed (尖的). Why do these things have...’ roofs (屋顶) are pointed (尖的). Why do these things have these shapes?   Why ……

Day 1How I love hutong... (P4)根据短文内容，从短文后的七个选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Why would any visitor... lane. ___4___How could a hotel compete? Hotels all over the world are the same. ___5___Sure, they have ……

THE US presidents (总统) live in the White House. They work in the Oval Office (椭圆形办公室). What is in the Oval Office? Let's have a look.There are two flags (旗子) behind the President's desk. One ……

the answer:Choose the answer:Choose the answer:1. Why does American Airlines want to use the Overture?1. Why does American Airlines want to use the Overture?1. Why does American Airlines want to use ……

light curves with a curling iron. Oval face 鹅蛋脸If you have been gifted with an oval face, you can... can help balance the angles of your face and create the illusion of a more oval shape, which ……

it is solving."I do not expect you to support everything I do," Bush said. "But tonight I have a request: Do....Confronting American doubts about the war, Bush made the address from the Oval Office of the White ……

可以遥控的纸飞机。DO you like to fly paper planes? PowerUp 3.0 is a pretty cool one. You can control (控制) it with an app on a phone or iPad. It can fly for 10 minutes. Let’s have a paper plane race (比赛 ……

可以遥控的纸飞机Do you like to fly paper planes? Now there is a pretty cool one. You can control (控制) it with a phone or iPad. It flies fast and high. Let’s have a paper plane race (比赛) with our friends! ……

). Have you ever thought about why? Why is it not in some other shape, like a circle or a square?Imagine... 400-meter line? Well, this is good for the runner, but not for the audience. That’s why people ……

. Liaoning is China’s first aircraft carrier (航空母舰). Until recently, this carrier didn’t have any planes...” is the latest thing to hit the country. But what is “Carrier Style”? And why is it so popular? Let ……

Do you know anything about the seven-a-side version of rugby?Rugby sevens? Seven players on each team then?Yes, that’s right.So, why seven exactly?Well, it makes for an exciting and fast game ……

. That is why they disappear in the ocean.Where is the Bermuda Triangle?Have a go...揭秘百慕大三角洲的失踪之谜In the great ocean, there is a mysterious place. Some planes crash (坠毁) here. People ……

遨游天际的飞机Humans don’t have wings. So how can we fly? By airplane! Planes are much faster than trains, cars and boats. And there are many kinds of planes. Let’s see some!The first flight 第一次飞翔People ……