_____ by the advances in technology, many farmers have set up wind farms on their land.
| A．Being encouraged | B．Encouraging | C．Encouraged | D．Having encouraged |
It is difficult for any of us to eat better, exercise more, and sleep enough, ______ we know we should.
| A．because | B．even if |
| C．unless | D．before |
Alice ______ her father that both she and her husband would be happy if he would live with them.
| A．convinced | B．reinforced |
| C．pledged | D．required |
In order to support the big family, he worked so hard that ______ he made himself ill.
| A．occasionally | B．purposefully |
| C．normally | D．eventually |
Lucy has ______ all of the goals she set for herself in high school and is ready for new challenges at university.
| A．acquired | B．finished |
| C．concluded | D．achieved |
Can you ______ American English from British English?
| A．tell | B．observe |
| C．see | D．divide |