The company saw it as part of its social ______ to provide education for its workers.
| A．reward | B．request | C．research | D．responsibility |
Sorry, Madam. You’d better come tomorrow because it’s __________ the visiting hours.
| A．during | B．at | C．beyond | D．before |
Many people in the west make _____ a rule to buy Christmas presents for their relatives and friends.
| A．this | B．it | C．that | D．them |
You mustn’t always do _____ as he asks you to do. You should have your own way of life.
| A．anything | B．something | C．nothing | D．everything |
Use your head. Nothing taught by others can have the same effect on you as _____ is learned by yourself.
| A．what | B．those | C．that | D．the one |
The better use you can make _____ time, the greater contributions you will make _____ society.
| A．in； to | B．of； to | C．on； for | D．up； for |