搜索
Tony is my friend. He lives in Shanghai with his parents. His father is a businessman. Sometimes he goes to Hong Kong and brings back (带回) nice food and toys. Tony’s mother is a doctor. She goes to work by car. Tony and his brother Tommy are twins (双胞胎). Usually, Tony and Tommy go to school on foot. Tony likes listening to music, but Tommy likes reading stories.
1．Tony lives in Guangdong.2．Tony’s father is a businessman.
3．Tony’s mother goes to work by bike.
4．Tommy goes to school on foot.
5．Tommy likes reading stories.
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
