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In our class, when the bell rang and the teacher closed his book, it was a      for everyone to stand up.

A.signalB.chanceC.markD.measure

A

解析試題分析:signal信號;chance機會;mark標志;measure測量。句意是在我們課堂上,當鈴聲響起,老師合起課本時,這是讓每個人都起立的信號。故選A。
考點:詞義辨析。
點評:此題是名詞詞義辨析,所給詞都是常見詞,弄清題意就很容易選擇。

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科目:高中英語 來源:河北省邢臺一中2011-2012學年高二下學期第四次月考英語試題 題型:053

根據短文內容,從短文后的選項中選出能填入空白處的最佳選項,選項中有兩項為選項.

Ea sy Way s to Keep Your Brain Sharp

  Everyone i s forgetful, but a s we age, we start to feel like our brain s are slowing down a bit-and that can be a very annoying thing.  1   Read on for some technique s worth trying.

  1.  2  

  People who regularly made plan s and looked forward to upcoming event s had a 50 percent reduced chance of Alzheimer' s di sea se(老年性癡呆癥), according to a recent study.  3   Something a s simple a s setting a goal to have a weekly coffee date with a friend will do.There' s evidence that people who have a purpo se in life or who are working on long or short-term goal s appear to do better.In other word s, keep your brain looking forward.

  2.Go for a walk.

  Mildly rai sed glucose(葡萄糖)level s can harm the area of the brain that help s you form memorie s and phy sical activity can help get blood glucose down to normal level s.In fact, exerci se produce s chemical s that are good for your brain.  4  

  3.Learn something new.

  Take a Spani sh cla s s online, join a drawing club, or learn to play card s.A study found that mental stimulation limit s the weakening effect s of aging on memory and the mind.But the be st thing for your brain i s when you learn something new and are phy sically active at the same time.  5   Or you can ju st go dancing with your friend s.

A.Focu s on the future.

B.Thi s can be e specially harmful to the aged.

C.It should be something like learning gardening.

D.So take a few minute s each day to do some reading.

E.But don't worry if our schedule i sn't filled with life-changing event s.

F.Luckily, re search show s there i s a lot you can do to avoid tho se moment s.

G.In other word s, when you take care of your body, you take care of your brain.

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