(A) The domesticated camel, which some scholars dated
(B) The domesticated camel, which some scholars having thought to occur
(C) Domesticating the camel, dated by some scholars at
(D) The domestication of the camel, thought by some scholars to have occurred
(E) The camel’s domestication, dated by some scholars to have been
答案是D,不過dated改thought會不會改變句意,還有E那裡錯,請各位牛牛指導,謝謝
