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Hello. My name is Wang Tao. I am eleven years old. I am in Class 2, Grade 4. Ma Li is my cousin. She is from Taiwan. She is in Class 3, Grade 4. She likes drawing, but I like reading. Ma Li’s grandma and grandpa have a big farm. They are very busy(忙碌的). They have sixteen cows, nineteen horses and fifteen pigs. Look, five ducks are swimming in the river (河).
1．Which class is Ma Li in? ( )| A．Class Three, Grade Four. | B．Class Two, Grade Four. |
| A．Reading. | B．Drawing. |
| A．big | B．small |
| A．Fifty. | B．Fifty-five. |
| A．Running. | B．Swimming. |
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
