---________ 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．