—What is a writing brush used for?---- It’s used _____writing and drawing.A.as B. to C. for
-The weather is getting worse and worse. -_______.
The boy_______ play with his mother's iPad very well when he was only three.
Look! There are lots of people_______ the underground.
Now, everyone, please turn to Page_______ and look at the_______ picture.
- Whose desk is it? - I'm not quite sure. Maybe it is_______.