①Is this yours? ________
②What are those? ________
③Can I help you? ________
④Whose shoes are those? ________
⑤How much is that dress? ________
⑥Can I try them on? ________
⑦How do you like this shirt? ________
A.They are your sister's. |
B.Yes, it is. |
C.They're tomatoes. |
D.Yes, please. |
E.Sure, here you are. |
F.It's very nice. |
G.It's forty five yuan. |
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