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（1）We have six classes in a day .
（2）We play hockey on the field .
（3）They can watch TV at home .
（4）We play the violin after school .
（5）There are three girls in the room .
（6）I can buy shoes in a shop .
（7）We can go to the park next week .
（8）The watch is seventy-two yuan .
（9）I like science field trip very much .
（10）They do exercises at ten .
（11）My foot hurts .
（12）The Animal Hospital is over there .
（13）I can make a paper plane .
（14）That’s a duck in English .
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
