Tom isn't at home. ________ is he?

[　　]

--________ is Ann's birthday?

--March 8th.

[　　]

--Is this your pants?

--No. They're ________.

[　　]

He was born ________.

[　　]

July comes after ________ and before ________.

[　　]

--________ are you?

--I'm thirteen.

[　　]

______ Mary's birthday, he'll sing a song. 

[　　]

A. On　　B. At　　C. In　　D. To