①老师把两个杨桃摆在讲桌上。(改成“被”字句)
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②我画杨桃。(把句子写具体)
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③没有了太阳,就没有了光明和温暖。(用加点词语造句)
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④他自言自语地说:“我得想个办法帮它们长大。” (用加点词语造句)
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⑤我看见喜鹊阿姨站在窝边,一会儿教喜鹊弟弟唱歌,一会儿教喜鹊弟弟做游戏,一会儿教他们学专家发明的拼音字母……(用加点词语造句)
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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