He made it a rule never________late.
During the Ice Ages,man developed the use of tools,and this is a way of protecting himself against________.
_______it is to listen to music!
“What’S the matter with you,my dear?”“I feel my hean________fast.”
A . sword
B . wrong
C . answer
D . weight
One thing he felt regret for was that he never had the________of heating him play the piano.