Ben is a new student. He is twelve. He
He can
A.comes | B.come | C.be |
A.live | B.lives | C.living |
A.say | B.speaks | C.speak |
A.He | B.Him | C.His |
A.is | B.am | C.are |
A.study | B.is studying | C.is study |
A.has | B.have | C.had |
A.a class | B.classes | C.class |
A.in | B.on | C.to |
A.China | B.China's | C.Chinese |
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