---Does_______ have a dog?---Yes, I have a dog. She's nice to_______.
---How are you getting on?---Pretty good! We collected all the pictures that could be found ________ a surprise for her at the party.
The math teacher Mr Wang ________ to Beijing for a meeting, and Ms Li is teaching us instead of him.
Ms Liu likes wearing formal clothes, but his sister usually dresses ________.
To keep the air fresh during the night, I often sleep with the windows on ________ it’s really cold.
Renmin Road is always crowded with traffic and people, it’s one of the _______ streets.