-It`s nice .Never before
-I`m glad you like it.
Nelson Mandela is，__________ the greatest man of the 20th century，certainly among the most extraordinary leaders．
| A．if there | B．if any | C．if not | D．if so |
--- Look，someone has left the fridge door open again．
--- Well．It __________ me，Morn．
| A．isn’t | B．won’t | C．hasn’t been | D．wasn’t |
You fool! You __________ all the people in the car yesterday if it had not been for me．You were so drunk while driving!
| A．could kill | B．might have killed |
| C．had killed | D．should have killed |
--- Could I have a word with you，Mr. White?
--- OK．__________ you make it short．I've got a meeting in five minutes．
| A．as far as | B．if only |
| C．so long as | D．now that |
Look! There is a whole crowd of people over there．Go and see what __________ and if it is a bargain，buy it．
| A．is selling | B．has been selling |
| C．is being sold | D．has been sold |