搜索
Once a great boxer(拳击手), Tom Brown, goes to a restaurant for dinner. He takes off his coat and puts it at the door. But he is afraid that somebody will take it, so he takes a piece of paper and writes on it, The great boxer, Tom Brown, put his coat here. He will come back in a few minutes(几分钟后). He puts the paper on his coat and goes to have his dinner., When he returns(返回), his coat is not there. But he finds a piece of paper in its place. A great runner takes away your coat, and he will not come back.
1．Tom Brown eats his dinner at home.（2．Tom Brown puts his coat at the door. （
3．Tom Brown wants others(其他人) to take away his coat. （
4．After dinner, Tom Brown finds his coat and a piece of paper. （
5．A runner takes away Tom Brown’s coat. （
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
