It is______ a sharp knife ______I can use it to cut open a hard pumpkin.[ ]
Would you please me? [ ]
Excuse me.Could you please tell me?—Certainly.Take the escalator to the second floor and turn left, There is a bank next to the drugstore.
________ of giant pandas is getting _________ because their living areas are becoming farmland.
What did Lucy do yesterday afternoon? — She ____ her parents do the housework.