Don’t ______ personal information such as your name, telephone number and address until you feel comfortable. 

Once out of the earth’s gravity, the astronaut is____ by the problem of weightlessness.

Kathy _______ a lot of Spanish by playing with the native boys and girls.

 — He seems to be lost in thought. Why?— Because the film _____his memories of his childhood.

Peter must be ill.It's the only thing that can ________ his strange behavior.