Do you feel a little sleepy after lunch? Well，that’s normal．Your body naturally slows down then．What should you do about it? Don’t reach for a coffee! Please take a nap（打盹儿）（A）______．

There are many benefits（好处）of a daily nap．（B）首先，you are more efficient（有效率） after napping．You remember things better and make fewer mistakes．Also, you can learn things more （C）      after taking a nap．A 20-minute nap can reduce information overload．It can also reduce stress．Finally，a nap may increase your self-confidence and make you more alert（灵活） ．It may even cheer you up．

But，there are some simple rules you should follow about taking a nap．First，take a nap in the middle of the day, about eight hours after you wake up．Otherwise，you may disturb your sleep-wake pattern．Next, a  20-minute nap is best．If you sleep longer，you may fall into a deep sleep．（D）After waking from a deep sleep, you will fell worse．Also，you should set an alarm clock．That way，you can fully relax daring your nap．（E）You needn’t keep looking at the clock so that you don’t oversleep．

Now, the next time you feel sleepy after lunch，don’t get stressed．Put your head down, close your eyes，and take a nap．   

1．在划线部分（A）和（C）的空白处填入适当的单词：________；________

2．将划线部分（B）译成英语：_______________________________

3．请归纳并写出第三段的段落大意：________________________

4．将划线部分（D）译成汉语：_______________________________

5．将划线部分（E）改写为：

You don’t________ keep looking at the clock so that you don’t oversleep．