Which sentences feature passive and/or expletive constructions?
A. Certainty of meaning precedes frequency of use, and this necessary confidence is gained from a study of the dictionary.
B. The dictionary is a necessity to the person who hopes to use words. C
. Nevertheless, the idiomatic use of words cannot be learned from a dictionary, where words are studied individually.
D. The nice and discriminating refinements in the use of words are learned by careful reading and listening.