35．Later in this chapter cases will be introduced to readers __ consumer complaints have resulted in changes in the law.

A．where　　　 　 B．when　　　　　 C．who　　　 　　　 D．which

34．Animals suffered at the hands of Man ___ they were destroyed by people to make way for agricultural had to provide food for more people.

A．in which　　 B．for which　　　 C．so that　　　 　 D．in that

33．Jack is late again．It is ___ of him to keep others waiting.

A．normal　 　　 B．ordinary　　　 C．common　　 　　 D．typical

32．--- Do you think we should accept that offer?

--- Yes, we should, for we ___such bad luck up till now, and time __ out.

　　 A．have had; is running　　　　 　　 B．had; is running

　　 C．have; has been run　　　　　 　　 D．have had; has been run

31．It was announced that only when the fire was under control ___ to return to their homes.

　　 A．the residents would be permitted　　 　　　　　　　 B．had the residents been permitted

　　 C．would be residents be permitted　　　 　　　　　　　 D．the residents had been permitted