I didn’t know this years ago ,but recent science ____that inharmonic marital(婚姻的) life like quarrels or fights harms one’ heart

How long has your brother ___ the army?

is such an occasion ___________ weknow lots of words, but we can’t choose a suitable one to express ourselves

her ______ angry with me, but I couldn’t shut my mouth before I shouted at her!

In the city the old ______.