题目列表(包括答案和解析)
85. The look on his face is ______________(令人害怕的).
84. What a ________________(极好的) idea!
83. F __________, the traffic wasn’t too bad so I managed to go to the meeting on time.
82. The police are trained to deal with every situation in a calm and p______ manner.
请根据首字母或汉语提示完成句子。
81. After hearing the bad news, he a______ himself to sadness.
Man has a big brain (脑) . He can think, learn and speak. Scientists once thought that man was different from animals 71 they can think and learn. They know now that dogs, monkeys, birds can learn, too.
They are beginning to understand that men are different from animals because they can speak. Animals can’t speak. They make noises when they are afraid, or unhappy. Apes (类人猿) can understand some things more quickly 72 man. One or two of them have learned 73 words. But they can not join words to 74 sentences. They can not think 75 us because they have 76 language. Language is a wonderful thing. Man has been able to build a modern world because he has language. 77 child can speak his own language very well when he is four or five, 78 no animals learn to speak. 79 do children learn it? Scientists don’t really know. 80 happens inside our body when we speak? They don’t know. They only know that man can speak because he has a brain.
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