1.写出下列加线字表述的成语,并造句。
(1)班长马宝玉说话或行动坚决果断,毫不犹豫地说了一声“走!”
成语:( )
造句:
(2)战士们抬起头,挺起胸膛,相继从悬崖往下跳。
成语:( )
造句:
2.这是英雄的中国人民坚强不屈的声音!(改为反问句)
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3.随着一声巨响,手榴弹在敌群中爆炸了。(改为比喻句)
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同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

