( ) 1. 当你去商店买东西时,营业员会说:
A. Can I help you? B. Can you help me?
( ) 2. 你觉得朋友的外套很漂亮,你会说:
A. OK. B. It's nice.
( ) 3. 你想试试鞋,你应该说:
A. I want to buy. B. Can I try them on?
( ) 4. 你想知道约翰的鞋是否合适,应该问:
A. John, are they OK? B. John, are you OK?
( ) 5. 你想试试6号鞋,你应该说:
A. Let me try 6 size. B. Let me try size 6.
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