16.Whydoyoublamehimforhispoorjudgmentonthematter______hereallyneedsisencouragement?A．whenthatB．sincethatC．whenwhatD．nowthat17.Ifyou_______inbehavinginthiswayyouwillbringyourselfnothingbuttrouble.A.continu

　　16.Whydoyoublamehimforhispoorjudgmentonthematter______hereallyneedsisencouragement?

　　A．whenthat

　　B．sincethat

　　C．whenwhat

　　D．nowthat

　　17.Ifyou_______inbehavinginthiswayyouwillbringyourselfnothingbuttrouble.

　　A.continue

　　B.persist

　　C.decide

　　D.react

　　18.Withsuchapoorscoreintheentranceexam,it’s________impossibleforhimtobeadmittedtothisuniversity．

　　A．roughly

　　B．absolutely

　　C．fully

　　D．exclusively

　　19.Peoplewhocan’t_______betweencolorsaresaidtobecolor-blind.

　　A.separate

　　B.divide

　　C.distinguish

　　D.appointed

　　20.Neverbefore_______sorapidlydevelopingasitistoday．

　　A．hasourcountrybeen

　　B．ourcountryhasbeen

　　C．hasbeenourcountry

　　D．ourcountryhasn’tbeen