Only when ______ possible to settle the problem.

A. does the chief editor come will it be             B. the chief editor comes will it be

C. has the chief editor come it will be              D. the chief editor comes it will be

. Only when I left my parents ________ how much I loved them.

   A. I realized               B. I have realized        C. had I realized      D. did I realize

Our bad living habits will destroy the earth. Only by changing      we live 

         save the earth.

   A. what; can we    B. how; can we    C. where; we can   D. how, we can

Only when his mother died ________ how much he loved his mother.

A. he realised      B. did he realise           C. he had realised D. had he realised

Bill wasn’t happy about the delay of the report by Jason, and ____________.

   A. I was neither         B. neither was I       C. I was either        D. either was I

If you don’t go to the party tomorrow evening, ______.

A．so do I         B. so will I                C. nor do I                        D. neither shall I

It was only after I came across that matter_______ how important it was to master a foreign language.

       A. did I realize       B. had I realized        

C. that I realized        D. when I realized

Little ______ about her own safety, though she was in great danger herself.

   A. did Rose care        B. Rose did care        C. Rose does care     D. does Rose care

Only in this way       find the way of solving the difficult problem.

       A．you can    B．would you       C．can you    D．you will

___________ that Maric was able to set up new branches elsewhere.

 A. So successful her business was

 B. So successful was her business

 C. So her business was successful

 D. So was her successful business