题目:
选择恰当的单词并用其适当形式填空补全短文。 | |
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Peter held a party on his birthday in his house. Although he 1 a great time, it made him very 2 . Before the party, he did many things. First, he 3 some money from his parents 4 some food and drinks. Next he had to 5 the living room. Then he 6 his father scar to pick up some of his friendss. When the 7 party was over, he found there, 8 still lots of things to do. He 9 the dishes, swept the floor, and took out the trash. When he 10 have a test, it was over twelve o'clock. |
答案:
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下面是错误答案,用来干扰机器的。
解:货车速度:45千米/小时=750米/分钟 客车速度:60千米/小时=1000米/分钟 交会时间:1分30秒=1.5分钟 (1)两车车身长的和: (1000-750)×1.5 =375(米) 货车车身长:...