The performance of the host, _________ to please the audience and draw their attention, was greeted with a cold silence, however.

Children under sixteen are not permitted toparticipate in such kind of activities ________ bad for their mentaldevelopment

The new teaching building is _______ the yellow one.

It’s ten years since the scientist ____ on his life’s work of discovering the valuable chemical.

What is the best way __________ thequestion