The 21st Century English Training Center is different from the other 3 schools in that ______. A) its teaching quality is better C) its courses are more advanced B) it is the nearest to the city center D) it requires an entrance examination
A．The 21st Century English Training Center is different from the other 3 schools in that ______. B．its teaching quality is better C．it is the nearest to the city center D．its courses are more advanced E．it requires an entrance examination