A． The students can solve a given problem but cannot find the problem themselves.
B． They have been disciplined to be willing to work and make good grades.
C． They are generally too timid and too lacking in imagination to ask questions.
D． They are not bold and creative enough to break the widely accepted rules.

A． Because the English people enjoy comparatively cheap accommodation there.
B． Because a boarding-house can offer bed and breakfast.
C． Because the English people would like to experience the different events from the usual hotels or restaurants.
D． Because there are whole streets of boarding-houses in most beauty spots.