A new study shows that when heavy cognitive (认知的) work lasts for several hours, it causes potentially poisonous materials to build up in the part of the brain known as the prefrontal cortex (前额叶). This in turn changes your control over decisions, so you shift toward low-cost actions...
When I returned to London in 2004, I found myself wandering down to Southbank,spending hours there.I've traveled back several times since,most recently this past spring.The day was cold but clear；tourists and Londoners stopped to watch the skaters. Weaving(穿梭）among the kids who rushed by...
---He has ___ here for several hours.A.arrived;comeB.come;gotC.stayed;beenD.left;been away 3 ---How long has the foreigner ___ here?---He has ___ here for several hours.A.arrived;comeB.come;gotC.stayed;beenD.left;been away 4 () 3. —How long has the foreigner here...
D.Kindness is loving people more than they deserve. 4When I was in seventh grade, I was a candy striper (护士助手) at a local hospital in my town. I volunteered about 30 to 40 hours a week during the summer. Most of the time I spent there was with Mr. Gillespie. He never has ...
69. The reason why the author’s father said he forgot everything about that day is that ___. A. he had a poor memory B. he didn’t want to forgive his son C. he just wanted to comfort his son D. he lost his memory after the accident 70. What lesson did Beck learn from the...
When he has free time.Just ___ that way,He doesn't eat or drank for several hours.A. on B. for C.like D.since要写出原因. 相关知识点: 试题来源: 解析 on that way 短语 按照那种方式 结果一 题目 When he has free time.Just ___ that way,He doesn't eat or drank for several...
Tina is a thirteen-year-old middle school student. Last year, she went to41summer school in France and stayed with a local family, the Truffauts. At first, things didn’t go well42she couldn’t speak French. Simple things ...
二、 完形填空(本大题有10小题,每小题1分,共10分)Several years ago, when I was teaching at a middle school, a girl sent me a message. She found someone write a very bad message on her locker(储物柜). She took a picture and then sent it to me _ A _11 help. A few hours later...
3.因为hours通常用that的,而days常用when/which4.the piont应该是程度、时候的意思.意思是,治疗要到病人能够安全行走的时候为止.因而指代的是时间.所以选择A5.因为in that有因为的意思.固定搭配.所以选择A6.如果是选择A的话,题目应该改成The old tower must be saved ,__the cost is.这种题的技巧同于感叹句...
late-night music listening with better sleep in those with insomnia, perhaps because it can relax the body. The researchers behind the new study suggest that actually it might be worse for our sleep – that even after the tunes stop, our brains continue to process them for several hours....