单选题,清在四个选项中选择一个最佳选项

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• 通读下面短文,掌握其大意,然后在各小题所给的四个选项中,选出一个最佳答案,并将答题上对应 通读下面短文,掌握其大意,然后在各小题所给的四个选项中,选出一个最佳答案,并将答题上对应题目所选的选项涂黑.There was a man who played the piano in a bar.He played 46 well that many people camejust to hear him play.But one night,the boss told him,“Some customers(顾客) are listeningto the piano.They asking you to sing.So sing a song or you will not get paid!”Then he had to sing a song.He had never sung in before.But everyone was moved bythe song “Mona Lisa” he sa
• 先通读下面短文,掌握其大意,然后从各小题所给四个选项中,选出一个最佳答案.Two old women live in a quiet street in Paris.They are friends and neighbours.They often go for a 61 along the street on fine days.One day,they are walking ( 62 ) the river.The sun shines,the weather ( 63 ) warm,there are flowers everywhere and there are boats ( 64 ) the water.The two women walk happily for half ( 65 ) hour.And then one of them says to ( 66 ) .“That’s a very beautiful girl.” “Where is the girl?” sa
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• 在宽度为d 的河中,水流速度为v2,船在静水中速度为v1（且v1＞v2）,方向可以选择,现让该船开始渡河,则下列说法不正确的是（ D ）A．最短渡河时间为d/v1 B．最短渡河位移为d C．不管船头与河岸夹角是多少,渡河时间和水速均无关 D．只有当船头垂直河岸渡河时,渡河时间才和水速无关 并不是不会做,只是对C选项不理解,它说不管与河岸夹角是多少,那么如果和河岸夹角是0°不就永远达不到另一个岸边了吗但是这个是一个单选题所以我不清楚只要解释就可以了
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