－How can we get to the airport? It’s too far and too expensive to take a taxi.
－Don’t worry. There is a ________bus service to the airport.
| A．regular | B．general | C．normal | D．Usual |
Joan stood outside a shopping mall for a long time, as if ________ somebody.
| A．to wait for | B．waiting for | C．waited for | D．having waited for |
Jessica has always been honest and straightforward, and it doesn’t matter ________ that she’s talking to.
| A．who is it | B．who it is | C．it is who | D．it is whom |
Security was such a major concern at the G8 Summit that no journalists could approach the meeting zone without ________ the special pass.
| A．producing | B．issuing | C．commanding | D．involving |
According to the original design, the plant would be able to _______ at least 8,000 pianos a year.
| A．bring out | B．take out | C．put out | D．work out |
Young children are often advised not to spoil their appetite by eating sweets ________ the three meals.
| A．among | B．during | C．between | D．through |