Look, Sally looks unhappy, what _____ the problem?A. seem to be B. seems to be C. seem that
—________ is that boy? —He’s my friend.
—Is this your bag? —_________.
Look ____ Ann and Julia. They are sisters. They look ____, and they look ____ their mom.
— What are those? —_________ are flowers.
—Do you have two_________? —Yes ,I do.