By the most __16__ and satisfactory definition, reading is the ability to __17__ the sound-symbols code of the language, to interpret meaning for various __18__ , at various rates, and at various levels of difficulty, and to do __19__ widely and enthusiastically.

　　__20__ reading is the interpretation of ideas through the use of symbols representing sounds and ideas.

　　1.A.substantively B.substantially

　　C.substitutively D.subjectively

　　2.A.define and describe

　　B.definition and description

　　C.defining and describing

　　D.have defined and described

　　3.A.Although B.If

　　C.Unless D.Until

　　4.A.involves B.involves to

　　C.is involved D.involves of

　　5.A.opinions B.effects

　　C.manners D.functions

　　6.A.of B.about

　　C.for D.into

　　7.A.view B.look

　　C.reassure D.agree

　　8.A.by B.to

　　C.off D.for

　　9.A.content B.contend

　　C.contempt D.contact

　　10.A.inexplicably B.inexpressibly

　　C.inextricably D.inexpediently

　　11.A.interpreting B.saying

　　C.explaining D.reading

　　12.A.like B.for example

　　C.according to D.as

　　13.A.sometimes B.might

　　C.practical D.actually

　　14.A.entire B.entirety

　　C.entirely D.entity

　　15.A.classed B.granted

　　C.classified D.graded

　　16.A.inclusive B.inclinable

　　C.conclusive D.complicated