5) bio, bi, bion, 含義是"生物，生命" biology, bionics(仿生學)

　　6) brev, bri, brief, 含義是"短" brief, abbreviation, abridge(節(jié)略)

　　7) cap, capt, cept, cip, 含義是"取，獲" capture, except, concept, capacity

　　8) ced, ceed, cess, 含義是"行，讓步" proceed, succeed, excess(過度)

　　9) centr, centr, 含義是"中心" concentrate, eccentric(偏心的)

　　10) clain, clam, 含義是"呼喊" claim, proclaim, exclaim

　　11) clos, clud, 含義是"閉合" conclude, enclose, include

　　12) col, cult, 含義是"耕耘" colony, cultivate, agriculture

　　13) cor, cord, 含義是"心" cordial, record, accord

　　14) curr, cur, cour, 含義是"跑，動作" current, occur, concurrence(同時發(fā)生)

　　15) dic, dict, 含義是"說，示" dictate, edit, indicate, predict