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Social media(社交媒体) is very popular in the world. More and more people start chatting with strangers online. They don’t know each other, but they have great fun talking about their favourite things. It’s a good way to make friends. However(然而), it’s not always safe. You may meet some bag guys. How to keep yourself safe? Here are some tips for you?
First, don’t let your e-friends get your private information, for example, your real name, your school, your address and your phone number.
Second, don’t send your photos to them and don’t go out to meet your e-friends by yourself. If you want to meet one, don’t forget to ask your parents to go with you.
It’s good to make more friends, but remember(记住) ”safety first”. Always keep this in mind(头脑).
1．The underlined word “stranger” means “______” in Chinese. ( )| A．乘客 | B．熟人 | C．陌生人 |
| A．Chatting with e-friends is very popular now. | B．Making e-friends is always safe. |
| C．People like to talk about their favourite things with e-friends. | |
| A．2. | B．3. | C．4. |
| A．go out to meet them with our parents | B．send our photos to them | C．tell our telephone numbers to them |
| A．Safety first. | B．A good way to make friends. | C．Watch out for friends online. |
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
