Complete with the correct forms of the present perfect - be careful with the irregular verbs* -

to play	I never chess.
to be*	He to China.
to take*	They the car.
to see*	We not him.
to buy*	She new boots.
to play	You not tennis, have you?
to work	I never so much.
to help	We them do their homework.
to meet*	I her before.
to borrow	He my bike.