__________they good at __________goals?

Laying eggs ____  the ant queen’s full-time job.

There ________some juice and some cakes on the table.

He said that what Mary had bought from the supermarket that morning ________ only a     few potatoes, eggs and salt, but I don’t think what he said ________ true.

There ________ some tomatoes and milk in the box, but now there aren't any.