The good result ________ the correct methods, that is to say, correct methods ________ good result.

When they had finished playing, the children were made to _______ all the toys they had taken out.

Teenagers ______ social experience, so they are easily ______   when they first step into society.

 Before the economic crisis came John had sensed the firm was to be ruined and he _____ just in time. 

Last night, your mobile phone was always busy. I couldn’t ______ to you after several attempts.