— I think English is __________ unimportant subject.— I don’t think so. It is __________ useful tool when we talk with foreigners.
—she ready to help people any time? —Yes, she.
---I think you should phone Jenny and say sorry to her. ---________. It was her fault.
---Do you know ________ this afternoon? ---I’m not sure, but I’ll tell you as soon as she ________.
---Look at the machine in the corner. I haven’t seen it before. ---It ________ examining the patient.
---________ tall the red building is! ---Yes, it’s our new library.