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【简答题】
阅读理解。 A meteorite(陨石) almost hit an 80-year-old man named Arthur Pettifer in Britain when he was working in his garden. The meteorite was the biggest in the past 26 years in Britain. The meteorite weighed(重量) one kilo, and might be over four thousand million years old. 'I hear the big noise in the air. I looked up and saw the tops of the trees coming and going,' he said, 'I didn't know what it was.' Meteorites are small things from the small planets in space. About 3,500 meteorites may fall on earth every year, but only very few are found. Mr. Pettifer's meteorite is the fifth to fall in Britain since the Second World War. Mr. Pettifer is glad. 'When you think about it coming from so far away, it really is something strange.' 1.The meteorite was ____ Mr. Pettifer when it fell down. A. close to B. far from C. hitting D. go up 2.The meteorite was already _____ years old. A.40,000,000,000 B.40,000,000 C.400,000,000 D.4,000,000,000 3.Mr. Pettifer found the tops of the trees coming and going because______. A. the trees were afraid B. the fast falling meteorite kept the tree tops moving C. it was going to rain D. the moving was made by wind 4._____ people see a meteorite fall although they visit the earth often each year. A. Quite a few B. Some C. Few D. Many 5.Mr. Pettifer was _____ to see the falling of the meteorite. A. happy B. afraid C. sorry D. angry
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【单选题】下列哪一项不属于观察法的特点?
A.
观察方案设计得好可以增加信息的准确性
B.
信息可以在正常实地情况下获得
C.
不依赖于实际观察者的交流能力
D.
观察的行为具有连续性
【单选题】以下哪项不属于计时观察法
A.
测时法
B.
写实记录法
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工作日写实法
D.
工作抽查法
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A.
a good writer is always a good speaker
B.
a good writer may not be a good speaker
C.
a good writer will find himself speechless
D.
a speechless person always writes well
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A.
科学研究最基本的方法
B.
收集第一手资料的最直接的手段
C.
观察法在自然状态下进行
D.
观察法与其他方法不配合使用
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【单选题】Have you ever heard the old saying 'Never judge a egg by its shell'? This is a good rule to follow when trying to judge the intelligence (智力) of others. Some people have minds that shine only in certa...
A.
a good writer is always a good speaker
B.
a good writer may not be a good speaker
C.
a good writer will find himself speechless
D.
a speechless person always writes well
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A.
is very useful.
B.
is true.
C.
doesn't work most of the time.
D.
is very efficient.
【单选题】The old saying that you should live each day_________it was your last is a nice view.A.only ifB.e
A.
34.The old saying that you should live each day_________it was your last is a nice view. A.only if
B.
even if
C.
as long as
D.
as though
【单选题】下列哪一项不属于观察法的特点?
A.
观察结果信息准确性较高;
B.
信息可以在正常实地情况下获得;
C.
观察的行为具有连续性;
D.
不依赖观察者的交流能力;
【简答题】已知抛物线 与y轴交于点C,则点C的坐标是(      );若 点C′是点C关于该抛物线的对称轴对称的点,则 点的坐标是(      ).
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