对客人表示欢迎时说:________A.Welcome! B.OK!
( ) Here_______her family photo.
( ) Each of the students in our class _______a computer.
( )—_______is your grandma? —She’s fine. Thank you.
( ) There are ________ months with _______ days in a year.
( )—Do you have ________ shells? —Yes, I have ________.