[[QOrDeR]]你告诉老师,你的理想是成为一名工程师,你说:
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【小题2】你想知道Sarah有多重,你应该问Sarah:
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【小题3】你想知道John周末打算干什么,你应该问John:
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【小题4】你想知道这附近有没有图书馆,你说:
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【小题5】你的好朋友迈克假期去了迪士尼乐园,你想知道他是否拍了照片,你问他:
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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