在许多大城市共享单车能使人们自由地到处旅游又无污染.
In many big cities, bikes can make people travel around freely without .
Our National Day falls in (十月),the tenth month of a year.
根据括号里所给的汉语写出英语单词
Knowing some ways to protect yourself will help you (安全的)in the earthquake.
It's not (礼貌) to make noise in the library.
My favorite (科目) is English.
I'm (忙于)doing housework on the weekends.