Question

Not until ___ on TV ___ that the Chinese was rescued by the European Union Task Force.

1. A.
   did I turn; did I know
2. B.
   did I turn; I knew
3. C.
   I turned; did I know
4. D.
   I turned; I had know

Answer 1

C
考查not until 放在句首，使用部分倒裝。從句不倒裝，主句倒裝。所以答案選C 。