Mum, Mary bought a pet dog yesterday. Could you please buy __________ for me? — Sure. But you must look after it yourself.

He hashiccupped _____69 years and 5 months. [ ]

英语数字6,500,431,729读成____________.

Thereportersaid that theUFO east to westwhenhesawit.

Many teachers believe that besides the textbooks, children also learn a lot ______ life. [ ]