Teenagers are old enough to look after (他们自己).
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.
I (热爱) you,my motherland,China.