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1．—Do you believe the Internet has a positive effect on our life?
—My answer to the question is positive.
2．—How many push-ups can you do?
—About 30.
3．—In my opinion, it doesn’t make sense for a soccer player to pretend to fall down.
—You are right. This is cheating, but the audience wants fair play.
4．—How was the concert last night?
—Wonderful. There was a large audience even though it was cold.
5．—Compared with those in the past, people nowadays are under more stress.
—That’s right. You know, there is stronger competition than before.
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
