--- Lucy seems in low spirits.
--- Yes, all her efforts were ____ and no one was interested in her invention.
| A．in need | B．in vain | C．in place | D．in use |
The medicine won’t cure the disease -- it ________stops the pain.
| A．likely | B．merely | C．abruptly | D．apparently |
The people who objected to cloning human beings went on strike and _________ the traffic.
| A．cut through | B．faded out | C．held on | D．held up |
Only after he realized the significance of mastering two languages __________ English carefully.
| A．did he set about learning | B．did he set out learning |
| C．had he set about learning | D．had he set out learning |
_________ with common sense can tell the difference between the two.
| A．Whoever | B．No matter who | C．Anyone | D．Who |
_________ that the government can lead them out of the financial crisis, people are optimistic
about the future of the country.
| A．Convincing | B．Convinced | C．To convince | D．Having convinced |