The word “minister” originally meant “a servant”, but now has changed to“a head of a ministry ”. This process of meaning change is called ______ .

Weweretoldthatthestonefigure_______backtothe16thcenturywasofgreatvalue.

Weareinterestedintheweatherbecauseit_______ussodirectly—whatwewear,whatwedoandevenhowwefeel.

WhichofthefollowingisNOToneofthecharacteristicsofidioms?

Each of us should _______ aside a few minutes to have a rest every day.