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(On the telephone)
Lin Tao: Hello, grandpa.
Grandpa: Hi, Lin Tao. Will you come to England to visit me?
Lin Tao:
Grandpa:
Lin Tao: I will visit you this summer holiday.
Grandpa: It usually rains.
Lin Tao: Oh, no.
Grandpa: But you will have a long daytime(白天时间) to play in July.
Lin Tao: That’s good! I hope I will have fun there.
Grandpa : Ha ha.
| A．When | B．How’s the weather in July there |
| C．I need to take my umbrella | D．Of course, I will |
| E．I’m sure you will | |
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
