__________ in the cage for half a day, the bird became hungry.
| A．Being kept | B．Having been kept |
| C．Have been kept | D．Kept |
Scientists are convinced ________ the positive effect of laughter ________ physical and mental health.
| A．of; at | B．on; at | C．by; in | D．of; on |
--May I speak to your manager at four o’clock this afternoon?
--I’m sorry. He ________ to a conference long before then.
| A．will have gone | B．had gone | C．would go | D．has gone |
--Do you need any help, Lucy?
--Yes. The job is ________ I could do myself.
| A．not more than | B．less than | C．more than | D．no more than |
To fully understand the writer, we must read not only between the lines but also ________ the lines to know what is implied in the article.
| A．within | B．beyond | C．beside | D．among |
All the factors ________, we decided to offer the job to Li Wei, a man of rich experience.
| A．considered | B．being considered |
| C．considering | D．having considered |