Lawmakers have approved the measures_____ protecting the personal information of Web users. 

 Learning from _______ mistakes can help us stay cautious and make wise decisions in the days to come.

— How is everything going?— It couldn’t be _______, for I lost my wallet this morning.

I think it ______ that she should be knowledgeable about computers for her present job.

 — Can Li Ping help me with my English?— I regret to tell you her English is ____ yours.