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A. It's red, white and blue.
B. Statue of Liberty.
C. In the White House.
D. Yes, it is.
E. Stars and stripes.
A. It's red, white and blue.
B. Statue of Liberty.
C. In the White House.
D. Yes, it is.
E. Stars and stripes.
（1）—What's this?
—________
（2）—Is Canada next to the U.S.?
—________
（3）—What colour is the flag?
—________
（4）—What does the flag of the U.S. have?
—________
（5）—Where does the president of the U. S. live?
—________
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
