11、It is quite necessary for a qualified teacher to have good manners and______ knowledge.A、extensive B、expansive C、intensive D、expensive请告诉我正确选项以及其它答案为什么错,

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11、Itisquitenecessaryforaqualifiedteachertohavegoodmannersand______knowledge.A、extensiveB、expansiveC

11、It is quite necessary for a qualified teacher to have good manners and______ knowledge.A、extensive B、expansive C、intensive D、expensive请告诉我正确选项以及其它答案为什么错,
11、It is quite necessary for a qualified teacher to have good manners and______ knowledge.
A、extensive B、expansive C、intensive D、expensive
请告诉我正确选项以及其它答案为什么错,

11、It is quite necessary for a qualified teacher to have good manners and______ knowledge.A、extensive B、expansive C、intensive D、expensive请告诉我正确选项以及其它答案为什么错,
选A广博的,广博的知识
D是贵的,C是加强的,B是广阔的