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Tim always looked for the easy way to do something. For English class, Tim had to write a short essay (文章) about an animal. He went online, chose an essay about monkeys, and copied (抄写) it. With a big smile on his face, he gave it to his teacher.
But Tim wasn’t so lucky (幸运的). His teacher recently read the same article online! She showed it to Tim and his parents. Tim received zero points for his assignment (作业).
Tim learned his lesson. Cheating (作弊) is wrong, and it always leads to trouble.
1．Tim was a clever boy. （_____）2．Tim found the article about monkeys on the Internet. （_____）
3．When Tim gave the assignment to the teacher, he knew he would be caught. （_____）
4．The lesson is that if you don’t do things the right way, trouble will find you. （_____）
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
