Did Tom get back from Jack’s birthday party in time last night？— Yes. The church clock didn’t strike ten he came back home.

Tim began to play _____ violin when she was four years old.

He told me that he _______ to the museum ______

At times the balance in nature is __________, resulting in a number of possibly unforeseen effects.

himself with necessary knowledge and skills, theyoung man went to the job market with much confidence