The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of _____ 9-story building.
| A．the; the | B．a; a |
C．a; the | D．the; a |
_________ from Adelaide to Darwin and you’ll observe some of Australia’s most beautiful landscapes.
| A．Traveling | B．To travel | C．Traveled | D．Travel |
It is in the year of 2010__________ a severe drought hit Yunnan province.
| A．until | B．that | C．before | D．when |
Mr. Li arrived at the Wuguang train station twenty minutes ago, but the train to Guangzhou ____________ yet.
| A．hadn’t come | B．won’t come | C．hasn’t come | D．didn’t come |
To pass the driving test, Alice had a busy month __________ driving the car.
| A．to practise | B．practising | C．practised | D．practice |
We do have the most supportive parents and teachers, ________will make a difference to our study, unless all of us make every effort .
| A．none of them | B．all of them |
| C．none of whom | D．all of whom |