__________I know the money is safe，I shall not worry about it.
| A．Even though | B．Unless |
| C．As long as | D．While |
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 |
How can school ban mobile phones completely __________ some of the parents simply don’t follow the rule?
| A．unless | B．when | C．until | D．before |