1.wear ( )
A./weɪ/ | B./wɪə/ | C./weə(r)/ |
A./lɑf/ | B./’lɑːf/ | C./lɑːf/ |
A./ˈmædʒɪk/ | B./mæˈdʒɪk/ | C./ˈmeɪdʒɪk/ |
A./əˈnʌðə/ | B./əˈnɒðə/ | C./ənʌˈðə/ |
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