________ Greens are on _________ visit to the Great Wall.
| A．/; a | B．A; the | C．The; a | D．The; / |
The bank is far from here. It’s about _______.
| A．thirty minute’s walk | B．thirty minutes’s walk |
| C．thirty minutes walk | D．thirty minutes’ walk |
I often go to the cinema _______ a month.
| A．one | B．once | C．two time | D．one-time |
The ________ problems have effects on our life.
| A．social | B．society | C．societies | D．socially |
He passed ________ a university course in China.
| A．on | B．by | C．through | D．into |
Daming has been absent _______ class for a week.
| A．for | B．from | C．in | D．of |