This is Ronald.He ...of the company

This is Ronald.He ...of the company He is the manager of this company. He is the manager of this company 和He is manager of this com He is the boss of this company.That's to say,he is in c_ of he is one of the experienced engineers in this company ehose He is the manager of the company.He's ____it The company is now in the c of the son of former boss.He is His father is a manager.He is-----cherge of this company. He hate the job in this small company.but he is determined t he is the owner of this bike he ---- this bike He is the a_______ of this book He is the Newton of this age.