看图写话。根据所给图片的提示,完成句子。
1. A:
_______________________ 
B: I’m writing the name of my friend in my letter.
2. You are my best friend.
________________ to you.
________________ for the future.
3. A: How many letters are there?
B:
________________.

4. A:
________________?

B: She writes “Wishing you happiness” in the letter.