There is a big old tree
A.in | B.near | C.on |
A.speaks | B.reads | C.lives |
A.give | B.eat | C.count |
A.on | B.from | C.down |
A.box | B.tree | C.house |
A.see | B.open | C.eat |
A.it | B.those | C.that |
A.house | B.tree | C.room |
A.some | B.any | C.no |
A.boys | B.birds | C.friends |

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

