动词填空。
1. What a beautiful picture! Can it ________ (put) up at Christmas?
2. —Where's my pen? —I just ________ (put) it here on the desk.
3. Mum told me spring ________ (follow) winter.
4. She ________ (listen) to the English program when I went to see her yesterday.
5. —Don't park here. —Sorry, I ________ (not see) the sign.