Jack almost fell off the cliff, but managed to _____ until help came.
| A．keep on | B．catch on | C．count on | D．hang on |
—Can you give some advice on what I said just now?
—Sorry. My mind____.
| A．is wandering | B．was wandering | C．has wandered | D．had wandered |
Having____ no-meat day would be a good way of encouraging ____ low carbon life-style.
| A．a; the | B．a; a | C．the; the | D．the; a |
Not only Zhang Yimou's new movie but also some of the actors and actresses of it to meet the public in Shanghai next Monday.
| A．is | B．are | C．were | D．has |
So eager a chance to answer questions, little Tommy waved hard and high in class.
| A．he was to be given | B．he was to give | C．was he to be given | D．was he to give |
a US visitor visa twice, the old couple finally gave up their hope of going to America to experience Thanksgiving Day.
| A．Having been refused | B．Being refused | C．Having refused | D．To be refused |