Arriving late to a meeting is disrespectful.
It is disrespectful to arrive late to a meeting.
It wasn't hard to pass the test.
Passing the test wasn't hard.
study in a different country / not easy (It+be+adjective+infinitive+complement)
It is not easy to study in a different country.
learn new vocabulary / important (It+be+adjective+infinitive+complement)
It is important to learn new vovabulary.
similar word for PLEASANT
FRIENDLY
It is impolite to talk when your partner is participating.
Talking when your partner is participating is impolite.
opposite of HONEST
DISHONEST
Practicing my English every day is important for me.
It is important for me to practice my English every day.
Giving a present with your left hand is impolite.
It is impolite to give a present with your left hand.
eat with a fork and knife / polite (gerund+complement+be+adjective)
Eating with a fork and knife is polite.