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（1）A.Yes, I do.
B. Yes, he is.
C.Yes, I am.
（2）A.She can sing.
B. She is tall.
C.No, she isn’t.
（3）A.I often go hiking.
B.My birthday is in Sept..
C.October is her birthday.
（4）A.At 10:00.
B.At 7:30 .
C.At 11:40.
（5）5.A.It’s Saturday.
B.It’s April 18th .
C.It’s 8:oo.
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
