______ exciting news it is! Our government is doing something to stop the haze(雾霾).
--- Who do you think is actor? --- I think Zhao Benshan is.
There ______ a meeting last Monday.
______ people in our city knew David ten years ago, but now he is very famous.
She eats a lot of vegetables and fruit every day to ______ healthy.
--- Who is ________, Tom, Mike or Jim?--- I think Jim is.