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最佳答案：∵F '(x)=0说明F(x)在定义域内为常函数∴F(x)=F(0)=C又F(0)=f(0)/e^0=f(0)=1故F(x)=F(0)=1
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最佳答案：第二行three in four of their has改成 three in four of them must have
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最佳答案：In came a man with a white beard.【进来了一个白胡子的人】这是完全倒装,即谓语全部放在主语之前a man with a whit
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最佳答案：构造一个正棱锥吧
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最佳答案：But the detective learned from somebody that her manager had known what she had
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最佳答案：正常的语序为:A hill (with a lot of apple trees on it) is behind the house.因主语A hill wi
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最佳答案：第二段用了五个比喻：“靛青从蓝草中提取却比蓝草更青”“冰是水做的却比水更寒”“直木做成的车轮即使晒干也不再复原”“一般的木头画上墨线再经斧锯加工就变直”“金属刀
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最佳答案：句意歧义可以理解成"妈妈说 我是个好孩子"也可以理解成"妈妈说我是个好孩子"望采纳
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最佳答案：一这一朵花失去了香味，它象你的吻，曾对我呼吸；那鲜艳的颜色也已消褪，不再闪耀着你，唯一的你！二一个枯萎而僵死的形体，茫然留在我凄凉的前胸，它以冰冷而沉默的安息折
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最佳答案：how could you not understand that my love for you或why you could not understand t