Question

The librarian promised to get the book for me ________ she could remember who last borrowed it.

1. A.
   every since
2. B.
   in case
3. C.
   if only
4. D.
   even if

Answer 1

C
C项if only有两个意思：①“只要”，eg: If only it clears up, we'll go.②“要是……就好了”，eg: If only you had worked with greater care! 本题是第①个意思。A项表示“自从”，B项表示“以防万一；以免”；D项表示“即使”。