A. available B. carried C. exploring D. introduced E. management F. nasty G. packed H. quality I. reduction J. signal K. visit |
After-school tutoring to change course under new regulations
Zhong Kaitong, a fourth-grade pupil at a primary school in Guangzhou, enjoys a much more energetic summer vacation this year. Instead of English or mathematics courses she used to attend, her vacation is
Chinese authorities have in recent months
Last month, central authorities
A(n)
Some tutoring institutions are actively seeking transformation under the new guidelines. A manager in charge of one major tutoring company says 70 percent of their business has been affected, and that they are
All these moves have sent a very clear

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

