1 . Satellites make TV ______（可使用的）to people who live far away from cities and satellite dishes can often be seen distributed throughout the countryside and remote areas.

2 . All parts of the museum are a__________(可进入的) to wheelchairs

3 . The castle is only a_____________ to the privileged and we ordinary citizens are not allowed to enter.

4 . People have made some adaptations of this novel to make it more ________ to young readers.

A．available

B．approachable

C．accessible

D．adjustable