Ifyouhavetheright___(equip)，youwon’tfindthejobdifficult.

_______ the moon moves round the earth is well known to all of us.

The goal of the course is to ___(rich)our understanding of other cultures.

I thought her request for financial aid was ___(reason), but somehow it was refused.

Itisessentialthatyou__________anydocumentcarefullybeforesigningit.