54. How long are we advised to spend in the sun each day? B. About 45 minutes. A. About 15 minutes. D. About 2 hours. C. About I hour. 55. Paragraph 3 mainly tells us B. where we can get vitamin D A. what vitamin D is D. why people don't like vitamin D C. how much...
You’ve only got 20 minutes to eat, but you also want time to relax with your friends before afternoon classes. So you quickly get some food, and eat half of it. What happens to the rest of the food on your plate? It may greatly go right into the waste. Is it common in your ...
It's the time of day when the sun rises and things get a little bit brighter.这是一天中太阳升起、万物变得明亮的时刻。Unfortunately, it's quite cloudy today, so even though the sun's coming up in a couple of minutes, I don't think we're going to be able to see it.不幸的是， 今...
5While the sun’s rays can age and harm our skin, they also give us beneficial Vitamin D. To make sure you get enough Vitamin D—but still protect your skin—put on sunscreen right as you head outside. It takes sunscreen about fifteen minutes to start working, and that’s plenty of ...
55.The bus ride takes me forty minutes ___ (walk) to school. 56.Excuse me, but the music ___ (not sound) nice to me. Could you turn it off? 57.My brother went to Beijing last week and ___(stay)there ...
KI-TEK To family! (re: window) That son of a bitch. It’s not even dark yet! 6. The family turns to see -- A DRUNK MAN teetering toward the semi-basement window. Their faces slowly fill with dread. CHUNG-SOOK How many times did I tell you? We need to put up a “No...
The top part of the screen should all be in front of your eyes. Your forearms(前臂) wrists hands and the upper(上部) part of your legs should all be parallel (平行) to the floor. If you are sitting for a long time get up every 30 minutes and exercise your arms legs and necks. ...
Another unit is the light-year, or the distance light travels in one year — around 5.88 trillion miles (9.46 trillion km), according to NASA. In contrast, 1 AU is about 8.3 light-minutes, meaning it takes light about 8.3 minutes to travel from the sun to Earth. Another unit is the ...
We made it to the island and waited for the other girls. There was no sign of them. We waited in the old shack for about ten minutes. Those ten minutes seemed like hours. Every strange sound made us jump. Then, we heard a person whispering(低语)and saw a strange green light coming...
A lunar eclipse usually lasts a few hours, according to theNational Weather Service, with totality (the duration of total obscuration of the moon) ranging between 30 minutes to over an hour. Lunar eclipses are more easily observed thansolar eclipses, as they can be viewed with the unaided ...