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1．___________can take part in the English Summer Camp.
| A．Students under 13 | B．Students aged 16 |
| C．Students over 18 | D．All the students |
| A．9 days | B．16 days | C．18 days | D．26 days |
| A．one | B．two | C．three | D．four |
| A．August 1 st | B．August 6th | C．August 9th | D．August 26th |
| A．visit the whole country | B．become an experienced teacher |
| C．improve your Chinese | D．know about British customs |
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
