this disparity has become even greater— to the point where it is now frequently said,

this disparity has become even greater— to the point where it is now frequently said, a pay disparity什么意思 英语翻译Researchers say the reasons for this disparity include stereotyping of patients by health care providers,and a severe shortage of minority health care professionals关键是stereotyping, 要详解This factory ( )for twenty years.A.has opened B.has openC.has been poen D.has been popened Mary __________ this book for nearly three weeks A.has borrowed B.has lent C.has boughtD.has kept Mr Smith has worked in this factory since he ( )to China A.has moved B.moved this factory______for twenty years A.has been open B.has been opened This Opera _______ for 20 minutes.A.has begunThis Opera _______ for 20 minutes.A.has begun B.has startedC.has showed D.has been on This school( )for forty years.A,open B,has opened C,has been open D,has been opened求详解 This is the best film has been shown this year. A. who B. whom C. th has down this by This installer has Mr Smith ___ at this school since he ___ to Zhuhai.A:has been taught; came B:has taught; has comeC:has been teaching; has come D:has been teaching; came为什么选D?has been teaching是什么时态? This is the third time the famous writer___the United AmericaA has been to B has been inC has come toD has gone to This music ____ by a young pianist.A:was composed B:has composed C:were written D:has written this english song < >many times on the radio A taught B has C is taught D has been taught The Blacks ___ in this factory since 1998 A has worked B has come C have been Dhave arrived This music ____ by a young pianist.A:was composed B:has composed C:were written D:has written