It is no use ____ with that mean storekeeper, for he won’t cut down the price.
| A．debating | B．talking | C．discussing | D．bargaining |
These interesting articles were written by Anna, who______for our magazine these years.
| A．wrote | B．would write | C．is writing | D．has been writing |
_____for his expert advice, John is often asked to help others with their personal affairs.
| A．Having known | B．Being known |
| C．Known | D．Knowing |
I suggest you save_____you find with an electronic bookmark so you can return to it later.
| A．what | B．that | C．how | D．where |
It is the only time in history that two Nobel Prizes______to the same person.
| A．have been given | B．had been given |
| C．have given | D．will give |
It has been proved_____ taking exercise regularly does good to one’s health.
| A．whether | B．when | C．what | D．that |