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Yang Ling: Thank you, Helen. Wow! Your house (房子) is big and nice.
Helen: Thank you. Come in, please.
Yang Ling: What're these on the desk? Are they oranges?
Helen: No. They're sweets. Would you like one?
Yang Ling: No, thanks. Is that a ball on the table?
Helen: No, it's not a ball. It's a clock. Oh, it's six now. Let's have dinner.
1．Helen's house is big and nice.
2．The oranges are on the desk.
3．Yang Ling would like a sweet.
4．A clock is on the table.
5．They have dinner at five o'clock.
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
