It is required that all traffic participants should___the traffic rules to make traffic safer and faster.
Eating too much fat can ________ heart disease and high blood pressure.
I’m putting on weight. The doctor has warned me to _________ sugar.
—Are you ready to leave?—Almost. I'll be ready to go as soon as I________ putting the clean dishes away.
He has been fired and will have to _______ charge of his office tomorrow.
I am afraid I am not fit for the job, because it is one requires a lot of patience.