Please remember _______ the plants while I’m away.
I ________ for Beijing in a few days. Do you know when the earliest plane _________?
My parents have always been _________ travelling whenever they get the chance.
---Do you mind if I open the window?--- I feel a bit cold.
While the dog, you should take care not to Otherwise, it may be dangerous to strangers.
From the _____ look on his face, we know he is _____.