2013- 5- 7
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#240
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أكـاديـمـي ألـمـاسـي
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رد: :: قـــروب :: اللغه الانجليزيه
Many peoplewonder: Why do we sleep? Why do we dream? They askthemselvesthe purpose, or reason. There are many theories, or opinions aboutthis, but scientists don’t know if these ideas are correct.
One theory of sleep says that during the day, we need sleep to make new chemicals and repair, or fix, our bodies. This theory is called the “ Repair Theory”. One piece of evidencefor this theory is that our bodies produce more of growth hormone while we sleep.
Another theory is that the purpose of sleep is to dream. Dreamingoccursonly during one stage , or period, of sleep ( Rapid Eye movement- REM )sleep. REM sleep occurs about 90 minutes and last for about 20 minutes. Some scientists believe that REM sleep helps us to remember things, butothersdon’t believe and don’t agree.
إقرأو القطعة و جاوبوا 
نو إتصال ب صديق
نو غش
نو مساعدة
نو دوافير 
1......................... The underlined pronoun “ themselves” refers to:
A. purposes B. dreams C.many people D. reasons
2. ................. The underlined pronoun “ this ” Line 2 refers to
A. theories B.purpose of dreaming & sleepimg C. many people D. scientists
3.................... Who don’t know if these ideas are correct or no?
A. many people B. theories C. dreams D. scientists
4................. Why do we need sleep according to “ Repair Theory”
A. to dream B. tofix or repair our bodies C. take rest D. to help our friend sleep
5......................... The underlined word “ evidence ” line 6 means
A. proofB. chemicals C. dream D. repair
6. How long does REM sleep last?
A. 20 minutesB. 90 minutes C. the whole night D. 2 minutes
7.................... how many theories about sleep and dream are in the passage?
A. One theory B. many theories C. Two theoriesD. Three theories
8..................... What does REM sleep help us to do?
A. To dream B. To remember thingsC. To make chemicals D. to last for a long time
9...................... The underlined word “ occurs” means
A. dreams B. helps C. happensD. sleeps
10...................... The underlined word “ others ” refers to.
A. theories B. chemicals C. scientistsD. many people
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