Đề bài
Đọc kỹ, gạch chân từ khoá trước khi viếtMany cities have introduced bans on smoking in outdoor public places such as parks, beaches and bus stops.
Why do governments introduce these bans? Do you think outdoor smoking bans are an effective way to protect public health?
Give reasons for your answer and include any relevant examples from your own knowledge or experience.
Write at least 250 words.
