---Excuse me, is this seat______? ---yes. Go ahead.
—Silly me! I forget what my language book looks like!—What do you think of ___ over there?
—Would you get me a bar of chocolate from the kitchen, dear?— ___ one?
I can ___ the house being untidy, but I hate it if it is not clean.
I extend a warm welcome to you ___ my colleagues.
There has been serious ___ between the two political parties over this question.