Generally speaking, ______ according to the directions, the drug has no side effect.
| A．when taking | B．when taken | C．when to take | D．when to be taken |
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 |
To her joy，Della earned first the trust of her students and then ________ of her colleagues.
| A．that | B．one | C．ones | D．those |
---Going to the Anne’s wedding to be held this weekend?
---. I’ll be free then.
| A．You bet! | B．I can’t help it. | C．Believe it or not. | D．Forget it. |
______ a little earlier, you could have caught the last bus.
| A．If you would arrive | B．If you arrived | C．Should you arrive | D．Had you arrived |