— Are you going to the concert tomorrow? — ___________I’m not sure whether I could finish my paper before that.
Though ________ experience, he soon got a higher pay by working hard.
Come and see me whenever _____.
They covered the body of the little hero with a flag, ____his face to the public.A to expose B exposing C exposed D expose
To our surprise, the man looking very rude____ his son very carefully.
The theory he ____ about black hole isn’t understood by most of people.A .put up B put down C put off D put forward