The students busily when Mrs White went to get a book she in the classroom.A、had written; leftB、were writing; has leftC、were writing; had left
She's never been there, ___________ ?
Henry ______ a short-story writer.
To my surprise, most ____students in this class became ______doctors after they had finished school.
He is ______ in our class.
How about having some salad ?