______ rapidtransportation and communication, the whole world seems to be smaller

Mom is cooking dinner. It ______ so nice.

Unfortunately,when I arrived, Mary ,so we only had time for a few words． A．wasjust leaving B．justleft C．hasjust left D．hadjust left

. Mr. Smith ______ me to buy several_______ eggs for the party.

It’s very late now. It’s time ______ goodbye.