General、take、after、mention、look、after、provide、direct

（1）That is why books or websites usually

mention

mention

more than one inventor when giving information about inventions.
（2）It is the parents' job to

provide

provide

a clean and comfortable environment at home for their children.
（3）People are usually required to give a

general

general

self-introduction in a job interview.
（4）In many countries，it is often not polite to ask very

direct

direct

question when you meet someone for the first time.
（5）The young should then

look after

look after

their parents as they get older.