英语,代词填空

英语,代词填空
He like ______ class and we like ___class.(he we)
___classroom is over there.(they)
My pen is brown..can i use ____?(he)
Your grandma is old.you must look after_____(she)
They love ____(they) family and we love ___(our)
These are my picture .Whose are _____(they)
--Mike,is this book___?(your).----No,It's not ___(my)
用适当词填空:
How many ____(bus)and____(car)over there?