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Hello! I’m Xiaopeng. I live in Beijing. Last week was a holiday. I went to Hangzhou with my sister Xiaomei. We went there by train. We visited the famous West Lake and visited our grandma. We helped our grandma do the housework. But we didn’t see our cousin Xiaojian. He was on holiday in Shenzhen. We had a very nice holiday.
1．Xiaojian lives in Beijing. （______）2．Xiaopeng and Xiaomei went to Hangzhou by plane. （______）
3．Xiaopeng and Xiaomei visited the famous West Lake. （______）
4．Xiaopeng and Xiaomei helped Grandma last week. （______）
5．Xiaopeng was on holiday in Shenzhen. （______）
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
