________ the danger of drunk driving, many drivers promised never to drive after drinking.
| A．Realizing | B．To have realized |
| C．Realized | D．Having realized |
John was given the same suitcase his father and grandfather _______with them to school.
| A．took | B．had taken | C．were taking | D．would take |
A good advertisement should ____ the consumers and direct their attention to the product.
| A．absorb | B．attach | C．call | D．attract |
Look. There is a car coming fast the other direction.
| A．in | B．from | C．to | D．on |
The vocabulary and grammatical differences between British and American English are so few and unimportant as hardly______.
| A．noticed | B．to notice | C．being noticed | D．to be noticed |
You can complain, but I doubt _____ it’ll make any difference．
| A．if | B．what | C．that | D．how |