从下面两题中任选一题写作。(1)中考结束之后,你将拥有一个漫长的暑假,你设想如何度过?是开启一次梦寐以求的探险之旅,还是去探访久未谋面的亲朋好友?是去参加一场别

从下面两题中任选一题写作。(1)中考结束之后,你将拥有一个漫长的暑假,你设想如何度过?是开启一次梦寐以求的探险之旅,还是去探访久未谋面的亲朋好友?是去参加一场别开生面的聚会,还是和理想大学来一次亲密接

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— Shall I book some seats for the concert?—_____________. I’ve already done that

— Shall I book some seats for the concert?—_____________. I’ve already done that.

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如图,在三棱锥P-ABC中,PA⊥平面ABC,AB⊥BC(1)证明:PB⊥BC(2)若PA=AB=BC,秋二面角A-PC-B的大小

如图,在三棱锥P-ABC中,PA⊥平面ABC,AB⊥BC(1)证明:PB⊥BC(2)若PA=AB=BC,秋二面角A-PC-B的大小

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When you feel helpless and ________, just remember you are not ________ in the w

When you feel helpless and ________, just remember you are not ________ in the world because yourfri

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Don’t go out now, it’s raining ________.

Don’t go out now, it’s raining ________.

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