The education of ______ young is always ______ hot and serious topic.
| A．不填, 不填 | B．the, a |
| C．不填, the | D．the, 不填 |
Was it _______ that they saw?
| A．she | B．that she | C．her | D．herself |
________ is no difference between them.
| A．There | B．Where | C．It | D．What |
_______ is no good _______ without doing anything.
| A．This, talking | B．It, to talk | C．It, talking | D．That, to talk |
________needs further discussion whether we’ll build a library or not.
| A．We | B．He | C．It | D．The thing |
He felt ______ to work for human rights and progress.
| A．it his duty | B．his duty | C．that is a duty | D．that is his duty |