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(Hello, I’m Helen. Today my good friend David comes to my home.)
Helen: Hi. David, come and see my family photo.
David: Wow, you have a big family. Look at that man, he is tall and strong. Is he your father?
Helen:
David: He is so cool!
Helen: He is a policeman.
David: He’s great.
Helen: He works in a police station.
David: How does he go to work?
Helen:
David:
Helen: He likes cycling.
David: Really? Me, too. I often go cycling with my friends on the weekend.
Helen:
| A．That’s good exercise. |
| B．Where does he work? |
| C．What’s his hobby? |
| D．He goes to work by bike. |
| E．What does your uncle do? |
| F．No, he isn’t. |
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
