请翻译下面的对话。谢谢!!
(一)
A: When is your birthday , Linda ?
B: My birthday is on May 2nd .
A: When is your birthday ,Mike ?
B: My birthday is on June 3rd .
A: When is your birthday , Mary ?
B: It's on January 5th .
(二)
A: How much is the T-shirt ?
B: It 's seven dollars .
A: How much are these socks ?
B: They 're two dollars .