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Mr Green: Good morning，Mr Wu! How do you usually go to work?
Mr Wu: I usually go to work by bike. But sometimes I go on foot. I like walking.
Mr Green: Walking is good. Look at the sun. It’s a fine day for walking today.
Mr Wu: That’s right. And the air today is nice and clean. What about you? Do you often go to work by bike?
Mr Green: Yes，but not today.
Mr Wu: Why not?
Mr Green: My bike is broken.
⑴Sometimes Mr Wu goes to work on foot.
⑵Mr Wu likes riding.
⑶Mr Green often goes to work by bike.
⑷The weather is nice and clean today.
⑸Mr Wu’s bike is broken.
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
