Many people agree that ______ knowledge of English is a must in _______ international trade today.
| A．the, an | B．a, 不填 |
| C．the, the | D．不填, the |
_______you come or not is up to you.
| A．What | B．If | C．Why | D．Whether |
_______he won't go there is clear to all of us.
| A．How | B．What | C．Why | D．This |
_______the house will be built will be discussed at tomorrow's meeting.
| A．If | B．Where | C．That | D．What |
_______we'll finish translating the book depends on the time.
| A．When | B．Why | C．What | D．That |
_________is going to do the job will be decided by the Party committee.
| A．That | B．Why | C．How | D．Who |