---________ you ________ a letter from your brother so far?
---Yes.I ________ a letter from him only yesterday.
---________
---It's warm and sunny.
---It’s a secret between us. Don’t tell anybody.
---Sure, ______.
---It's said all the hotels are filled with tourists.
---Don't worry!I ______ a room in Pengfei Hotel.
--- How long is the new bridge? Do you know?
--- Yes, It's about ________.
---I think our chemistry teacher is working hard.He teaches us ______.
---Yes, but he hasn't come today.He doesn't feel ______.
---Susan, why are you still here?They are all ready to start.
---I'm sorry, but I ______ when to meet.