As a parent, you ought to set a better _____ to your children, who learn bad behaviors quickly.
The ________ look on her face suggested that she ________ it before.
—What time would you like me to ________ this evening for the concert?—I think 6∶30 will be OK.
—Does he know how to work out the problem?—Yes,he has ________ a good idea to solve it.
He had lost his temper and his health in the war and never found of them again.
Now the world’s attention________ the stocking markets,as they have a great influence in the world’s economy.