When Mary came, I _____ on the piano

Why don’t you eat more, Lily—Sorry, mum. I can hardly eat _________. I am notfeeling well today.

When deeply absorbed in work, _______he often was, he would forget all about eating or sleeping

Although technology has changed the way we _____ friends, the meaning of friendship and our longing for friends remain the same.

There is ________ Mp4 and _____ ID card in _____ box.