1　It is difficult to assess the importance of the decision. 　　A evaluate　　　　 B comment 　　C discuss　　　　　 D report 　　2　You must try to wipe out the memory of these horrible events. 　　A strange　　　　　 B terrible 　　C unusual　　　　　 D unfair 　　3　He spoke in such a pleasant manner that I felt at ease with him at once. 　　A confident　　　　 B relaxing 　　C formal　　　　　 D comfortable 　　4　He worked so hard that eventually he fell ill. 　　A then　　　　　　 B surely 　　C finally　　　　　 D recently 　　5　He thought it better to begin working immediately. 　　A at once　　　　　 B recently 　　C early　　　　　　 D rapidly 　　6　As the headmaster made a long speech, the ceremony was prolonged by ten minutes. 　　A quickened　　　　 B enlarged 　　C enriched　　　　 D lengthened 　　7　The animals in Australia are vastly different from those in Europe 　　A chiefly　　　　　 B greatly 　　C mainly　　　　　 D totally 　　8　Poor people can't always live in decent conditions 　　A popular　　　　　 B famous 　　C favorite　　　　 D acceptable 　　9　Many people have the illusion that wealth is the chief source of happiness. 　　A firm belief　　　 B outlook 　　C false idea　　　 D vision 　　10 When she was invited to dinner, she readily accepted 　　A suddenly　　　　 B firmly 　　C really　　　　　 D willingly