About_______of the engineers in me company were born in the_________．
| A．two-thirds；1970 | B．two-thirds；1970s |
| C．two-third；1970 | D．two-third；1970s |
A smile costs ______, but gives much.
| A．anything | B．something | C．nothing | D．everything |
It’s beyond doubt ______it will ____ later in the day. Take a raincoat with you.
| A．that, be rain | B．whether, be rain |
| C．that, be rainy | D．if, have rain |
It was _______pleasant surprise for the mother to see her son ____had been missing for nearly ten years that she didn’t know what to say.
| A．so, that | B．such a, that |
| C．so, who | D．such , who |
Not only the twins but also their cousin Jim _______ been to Japan, but _______ of them can speak Japanese.
| A．have; neither | B．have; none |
| C．has; neither | D．has; none |
The exercises ________to be harder than we thought.
You should practice more before the exam. Remember, practice makes perfect.
| A．turned out | B．found out |
| C．made up | D．took up |