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Information card Name: Lucas Age:18 City: New York Phone number: 604-689-9XXX Occupation(职业): student Languages: French, English and Chinese Family members: Dad, Mum, Lucas and his twin brother Jack Pet: a parrot Favourite food: ice cream, fish and chicken Hobbies: running, playing ice hockey(冰上曲棍球) and watching films |
2．Lucas can speak English, French and Chinese.
3．Lucas doesn’t have an animal friend.
4．There are three people in Lucas’ family.
5．Lucas likes doing some sports and going to the cinema.
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
