—Is the black dog yours? —No it isn’t. It’s my ______.A. grandparent’s B. grandparents C. grandparents’
This is _________ family photo.
Look! Here _______ Kate and Lily.
Those are _________.
---- Well, let’s go to visit the amusement park 参观游乐园 this Saturday. ---- That ______ great.
----______ he have a tennis ball ? ---- No, he _________.