1. Every time ______ I see the picture there, I think of my days in a remote mountain village.
A. when      B. while      C. as      D. / 
2. Many famous writers are reported ______ long before they started reading themselves.
A. to have read to               B. to have been read to 
C. having been read to           D. being read to 
3. I never dreamed of ______ such a big crowd here.
A. there being   B. there to be   C. there having   D. there to have 
4. Jim is old enough to look after the pet dog ______.
A. correctly    B. rightly    C. properly    D. accurately