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It is Sunday morning. David, Mike, Gao Shan and other boys are playing football in the football field. Now David passes the ball to Mike. Mike kicks it to the goal, but Wang Bing, the goalkeeper, catches the ball and throws it to Ben. Ben kicks it and passes it to Liu Tao. But David gets the ball again and passes it to Tom. Tom kicks the ball to the goal. It is a beautiful kick ,but the ball goes over the goal and it goes out of the field!
Now, the score is zero all.
(1) The boys are playing the basketball.
(2) David and Mike are in the same team.
(3) Wang Bing is the goalkeeper.
(4) Tom kicks the ball to the goal.
(5) It is Sunday afternoon.
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
