Many people agree that _________ knowledge of English is ________ must in international trade today.
| A．a; the | B．不填；不填 |
| C．a; 不填 | D．a; a |
Nowhere else in the world __________ more friendly people than in China.
| A．you will find |
| B．can you be able to find |
| C．you may have found |
| D．can you find |
Come and see me whenever __________.
| A．you will be convenient |
| B．it will be convenient to you |
| C．you are convenient |
| D．it is convenient to you |
The school has __________ a special class to help poor readers.
| A．set up | B．founded |
| C．built | D．put up |
Eating too much fat can __________ heart disease and cause high blood pressure.
| A．result from | B．contribute to |
| C．attend to | D．lead in |
The gentleman the little children followed suddenly stopped and looked as if __________ whether he was going in the right direction.
| A．seeing | B．to see |
| C．saw | D．is seeing |