205-207

Geologists believe that the Bering land bridge, over which human beings are thought to have first entered the Americans, disappeared about 14,000 years ago when massive glaciers melted and caused the sea level to rise several hundred feet worldwide.
(A) are thought to have first entered
(B) were thought first to enter
(C) were thought at first to enter
(D) are thought of as first entering
(E) were thought to first enter

KEY: A 我想請問一下 為什麼E不對  雖然我看過  之前的討論  但是我有一個很大的疑問   就是現在完成是不是應該有"持續到現在"的意思嗎

但是我覺得  這一句話沒有阿????