----Goldfish don’t know __________ to them three seconds ago.----Really? It’s so amazing!
We should keep ______ in the reading –room.
— Mary, can you take good care of ________ while I’m not at home? — Of course, I can.
The girl ________ black hair is my sister.
Finally, save your document before you ________ your computer.
— ________ do I write the name? — Write it in the box. OK, then click “save” again.