—Don’t bother to buy me an air ticket. I’ve got one.
— Why didn’t you tell me earlier? I’ve got one, too.
| A．Good luck! | B．You have? |
| C．It’s no surprise. | D．Don’t mention it. |
Vehicle designers are well aware that they need to ______ the idea of cars that have a low environmental impact.
| A．end up with | B．put up with | C．keep up with | D．come up with |
Glass is obviously a wiser choice for the plate as it can easily be recycled and does not take hundreds of years to _____ like plastic.
| A．break off | B．break out | C．break down | D．break into |
Mike, whose ambition is to become a network engineer, was always ______from other boys by his programming ability.
| A．prevented | B．separated | C．benefited | D．distinguished |
Harry telephoned to the airport to______ whether Flight 24 for San Francisco is departing on time.
| A．prove | B．ensure | C．confirm | D．identify |
—Will you be ______ this evening, Mary?
—That depends. I am afraid I will be with my manager discussing a plan.
| A．demanding | B．suitable | C．available | D．efficient |