The environmentalists said wild goats’______ on the vast grasslands was a good indication of the better environment.
| A．escape | B．absence | C．attendance | D．appearance |
Listening to loud music at rock concerts caused hearing loss in some teenagers.
| A．is | B．are | C．has | D．have |
Ti
m is in good shape physically he doesn't get much exerci
se.
| A．if | B．even though | C．unless | D．as long as |
I walked slowly through the market, where people all kinds of fruits and vegetables. I studied the prices carefully and bought what I needed.
| A．sell | B．were selling | C．had sold | D．have sold |
So far nobody has claimed the money in the library.
| A．discovered | B．to be discovered |
| C．discovering | D．having discovered |
If he my advice, he wouldn't have lost his job.
| A．followed | B．should follow | C．had followed | D．would follow |