Question

Not until________,_________.

A．did she take off, I realized	B．she took off, did I realize
C．did she take off, did I realize	D．she took off, I realized

Answer 1

B

句意：直到她摘下墨鏡，我才意識到她是一位著名的電影明星。Not until引導(dǎo)的狀語從句位于句首時，主句部分需部分倒裝。