問題詳情

10. Of over 6,000 languages once spoken in the world, an estimated __________ today.
(A) exist 3,000
(B) 3,000 exist
(C) there are 3,000
(D) existing are 3,000

參考答案

答案:B
難度:困難0.378641
統計:A(20),B(39),C(10),D(21),E(0)

內容推薦

內容推薦