_____ impressed me was the boy’s ability to deal with this kind of difficult physics problem.
| A．Which | B．What | C．It | D．That |
. Whether you can get the job or not will largely depend on how you take ____ of the opportunity.
| A．interest | B．benefit | C．use | D．advantage |
A good advertisement should ____ the consumers and direct their attention to the product.
| A．absorb | B．attach | C．call | D．attract |
I don’t think the experiment is ______ failure, because it has provided us with _____ valuable experience for our future tests.
| A．不填; 不填 | B．a; 不填 | C．a ; a | D．不填; a |
____ you know your potential（潜力）, you have to rely on many other people to get to where you are.
| A．While | B．Since | C．If | D．Where |
. It was not until Maggie had arrived at her office _____ her appointment with the doctor.
| A．did she remember | B．had she remembered |
| C．when she remembered | D．that she remembered |