28. We have to set a definite date for the concert. The underlined word means _____.

His expression suggested that he _______ ill, so the teacher suggested that he _______ sent to hospital at once.

She had a _____C_in which she saw herboyfriend coming with a bunch of red roses

This summer holiday I did an English coursewhich ____ for four weeks.

It was with great joy _______ he worked out theproblem that he had long been puzzled about.