Kate is my classmate. She is a new
A.student | B.teacher | C.worker |
A.is | B.am | C.are |
A.have | B.has | C.is |
A.one | B.two | C.three |
A.can’t | B.should | C.can |
A./ | B.the | C.a |
A.baseball | B.basketball | C.tennis |
A.school | B.work | C.lunch |
A.help | B.does | C.do |
A.listen | B.listening | C.singing |
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