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There are lots of things to do online. You must use the Internet safely. This passage will show you how to be safe. You need a password（密码）to use some websites. A password is a secret word. A password should be easy for you to remember. It should be hard for others to guess.
(A)Teachers or parents can help you make passwords which should have both letters and numbers. That makes them hard to guess. Do not share your passwords. Keep your passwords secret! It is not safe to share your passwords.
A friend might ask to share passwords. Do not share your passwords with friends. (B)They may promise to keep them secret. They might not keep that promise. Some people steal others’ passwords. They can do this if a password is easy to guess. This could cause you trouble if it happens. Strangers can log in（登陆）with your password. They can pretend（假装）they are you. They can see private facts about you. They can use those facts to hurt you. (C)Tell someone right away if your password is stolen. Tell a parent or teacher. He will know what to do. You will need to make a new password. A trusted adult can help you do this. Do not share our new password. You can be safe and have fun online.
1．把(A)处画线句子翻译成汉语。2．把(C)处画线句子翻译成汉语。
3．写出(B)处画线单词指代的内容。
4．在文中找出描 password(s)的两个形容词。
5．用词或短语写出作者想要表达的主题。
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
