The lack of eco-friendly habits among the public is thought to be a major _____of global climate change.
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.