You will succeed in the end __________ you give up halfway.
| A．even if | B．as though | C．as long as | D．unless |
It's an either—or situation—we can buy a new car this year or we can go on holiday but we can't do ________.
| A．others | B．either | C．another | D．both |
The traffic on the main street has a longer green signal than ________ on the small ones.
| A．one | B．this | C．that | D．it |
At our factory there are a few machines similar to ________ described in this magazine.
| A．them | B．these | C．those | D．ones |
Although Rosemary had suffered from a serious illness for years，she lost ________ of her enthusiasm for life.
| A．some | B．neither | C．none | D．all |
I've lived in New York and Chicago，but don't like ________ of them very much.
| A．either | B．any | C．each | D．another |