Какие три словосочетания- словом "mater"и предшествующим ему а прилагательным Вы знаете?

- a vaguely specified concern (syn: affair, thing)

- some situation or event that is thought about (syn: issue, subject, topic)

- that which has mass and occupies space

- a problem

- (used with negation) having consequence

- written works (especially in books or magazines)

Объяснение: