→ psychopath:題目很清楚指明是Trilobites，所以不會用that 07/10 12:11
→ tulip97:是因為是複數的關係嗎?...所以如果用those were excinct就 07/10 12:42
→ tulip97:對了嗎? 07/10 12:42
推 tonychung:that完全沒接到東西，語意也完全不通 07/10 20:38
Trilobites, a group of spineless animals, flourished in the oceans for
several hundred million years _____ some 200 million years ago.
(A)until they became excinct (B)and their extinction (C) that were excinct
(D)because their excinction
答案是A
想請問C為什麼不對呢?
謝謝
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