Three-fourths of the surface of the earth___sea.
______that silver is not widely used as a conductor(导体)?
He was a much older player but he had the great _______ of experience.
I’ll accept any job _______ I don’t have to get up early.
Having broken the traffic rules, Tom _____from driving for a year.
She knows that as a secretary she must be pleasant and helpful no matter how busy she is or what kind of ________ she may be in.