Cycling is highly _______ to people’s health and the environment.
Last week, only two people came to look at the house, ____ wanted to buy it.
The English play ____ my students acted at the New Year’s party was a great success.
There are two buildings, ____stands near a hundred feet high.
It was a really ____ experience. Afterwards everybody was very ____.
All the books are not useful. Which of the following has the same meaning as this sentence?