The athlete’s years of hard working________when shefinally won the Olympic gold medal.

everyone present was amused by his adventure story inAfrica.

an the problem be solved—Well, we must __________ it to thepresident’s own judgment

These foreign teachers say they will go ________ they are needed to teach English after they arrive in China.

Did your brother agree to sell his house— Yes, he did, though it was his own wishes.