Car dealers also have a tough time in bad economy. Therefore，they have to ________ their business model to overcome the difficulties.
| A．admit | B．adjust | C．replace | D．remove |
When the man came in, gun in hand, we all stood there, ________.
| A．astonished | B．astonishing |
| C．being astonished | D．having astonished |
I didn't imagine a writer in my childhood.
| A．becomes | B．becoming |
| C．became | D．become |
Visitors not to touch the exhibits.
| A．will request | B．request |
| C．are requested | D．are requesting |
I'm sorry it's my power to make a final decision on the project.
| A．over | B．above | C．off | D．beyond |
—This is your order, a hamburger and an apple pie .
—I’ll have it here.
| A．Anything ease | B．Is that OK |
| C．Something to drink | D．For here or to go |