He is very_________（有经验的）in looking after animals.
They dug out a box_________（埋葬）under a tree.
He_________（交换）his old car for a new model as soon as he won the money.
Harbin is a cold,_________（工业的）centre in the north.It has over three million inhabitants.
Never waste food!You know,children in some African countries die of_________（饥饿）every day.
He_________（同意）with them about the need for change.
