Private cars are required to take turns off roads one out of five weekdays ____the traffic pressure.
| A．reducing | B．reduce | C．to reduce | D．reduced |
She was educated at Beijing University, _______ she went on to have her advanced study abroad.
| A．after that | B．from that | C．from which | D．after which |
He is the only one of the students who _______ a winner of scholarship(奖学金) for three years.
| A．is | B．are | C．has been | D．have been |
Healthy diet should ________ some nutrition (营养素), ________ sugar, protein and calcium.
| A．contain; included | B．containing; including |
| C．be contained; included | D．contain; including |
Of all _______ reasons for my decision to become a university professor, my father’s advice was _______ most important one.
| A．the; a | B．/; a | C．/; the | D．the; the |
—How did you find your visit to the Olympic Park, Tom?
—___________.
| A．By taking a No 3 bus. | B．I want there alone |
| C．Oh, wonderful indeed | D．A boy showed me the way |