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There are forty-two students in our class. There are also two American boys. They are Jack and Mike. They are our good friends. They like watching TV, but they don’t like playing basket-ball. They often go to school by bike. And I often go to school on foot. There is one English girl in our class. Her name is Lucy. She likes playing basketball and she also likes swimming. She usually does her homework in the evening. She often watches TV on Saturday afternoons. She is my good friend. All of the Chinese students are Yong Pioneers.
1．There are thirty-nine Chinese students in our class. （2．There are two American girls and one English boy in our class. （
3．Jack and Mike are our good friends. （
4．Jack and Mike like playing basketball. （
5．Lucy often does her homework on Saturday afternoons. （
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
