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Do not pick flowers.
smoke
吸烟
Do not smoke.
spit
吐痰
Do not spit.
mobile phone
手机
Do not use a mobile phone.
B Let’s learn
Do not use a mobile phone
Do not talk
Do not fish
Do not pick flowers
Do not smoke
Do not spit
A. Listen and answer the questions.
Who
Where
What
A. Listen and answer the questions.
Who
Where
What
Lingling and Peter.
At the cinema.
Three signs.
Visitors do not go in.
参观者禁止入内。