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（ ）（1）A. Yes, there are.
B. No, there isn’t.
C. Yes, there isn’t.
（ ）（2）A. Yes, I am.
B. Yes, it isn’t .
C. No, it isn’t.
（ ）（3）A. Today is Sunday.
B. There are seven days .
C. Yes, we are.
（ ）（4）A. I have English , Chinese and math on Mondays.
B. We do homework and read books.
C. My mother often watches TV.
（ ）（5）A. The cat is white.
B. The cat is cute.
C. The cat is on the desk.
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
