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| A. Don’t look down on new ideas. Everyone’s ideas are important. You should welcome them, because new ideas make life better for everyone. B. Only go to helpful websites. You can use the Internet for fun or your homework. C. Do your homework by yourself. You can discuss you’re your classmates if you have problems with it. D. Try to spend more time with others. You can ask your classmates or teachers to help you if you have problems with your study or in your daily life. E. Try to keep the secrets of your friends. No one wants others to know his / her secrets except he/ she trusts you. F. Are you quiet and unable to speak aloud in front of others? If yes, come to our Brave School. Here are many skilled teachers and many chances for you to practise. G. Little Star is a social agency(机构). It helps people who can’t care for their children for free. If you don’t have time to look after your kids, you can come here. |
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
