____ knowledge is better than ___ wealth.
The manager __________ the workers how to improve the program since 9 am.
In order to find the missing child, villagers __________ all they can over the past five hours.
—I am __________ endless examinations.—Cheer up, David. Keep on until the college entrance examination ends.
The company is making efforts to encourage its workforce to make the switch to __________ means of transportation, such as carpooling or biking to reduce air pollution.
Vegetables and meats are __________ and mixed in various ways into some dishes to serve the guests.