—Mrs White, why are you standing here?—I’m waiting for my son. He ___________ back from school.
________ delicious the mooncakes are!
You should talk to your parents and you will get help ________ you have a problem.
Tom said sorry to Kate because he took her umbralla ________.
________ should not be asked to study at night on weekends.
Mike Miller is such a quiet student that he kept silent most of the time and ______ talked to his classmates in the school.