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Schools in the US are a little different from those in China. Here are some differences.
| The US | China | |
| Uniforms (校服) | Usually, there is no uniform. | In many schools, students wear school uniforms. |
| School time | Classes begin at 8:30 a. m. and the school day is over at 3:20 or 4 o’ clock in the afternoon. | Classes begin at 8:00 a. m. and the school day is over at 5:30 p. m. |
| Breaks (休息) | * Students have one hour for lunch, and two 20-minute breaks each day. * Students often go to the school dining hall for lunch. They buy food and drinks there. | *Students have two hours for lunch and a ten-minute break after each class. *Students often play games in the playground or stay (停留) in the classroom after lunch or at break. |
1．The students in the US stay in the school for about ________ hours. ( )
| A．ten | B．nine | C．seven | D．five |
| A．In the school hall. | B．In the school library. | C．In the art room. | D．In the playground. |
| A．buy food and drinks | B．have meetings | C．play sports games | D．meet their parents |
| A．American students don’t wear uniforms at school. |
| B．Students have a ten-minute break after each class in the US. |
| C．A school day in Chinese schools is about 9 hours. |
| D．Some Chinese students like to stay in their classrooms at break. |
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
