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 |
These wild flowers are so special I would do _____________ I can to save them.
| A．that | B．which | C．whichever | D．whatever |
___________ has helped to save the drowning girl is worth praising.
| A．Who | B．The one | C．Anyone | D．Whoever |
— I drove to Zhuhai for the air show last week.
— Is that ____________ you had a few days off?
| A．why | B．when | C．what | D．where |
No one can be sure _____________ in a million years.
| A．what man will look like | B．what will man look like |
| C．man will look like what | D．what look will man like |
It was a matter of ____________ would take the position.
| A．who | B．whoever | C．whom | D．whomever |