____ is _____ the students to find out the meaning and the usage of new words.
A.Whatadictionarydoes;helpB.Whatdictionarydoes;tohelpC.Howadictionarydoes;helpD.Allth...
A. What a dictionary does; help B. What dictionary does; to help
C. How a dictionary does; help D. All that a dictionary does; helps
为什么选A?请详细说明 展开
C. How a dictionary does; help D. All that a dictionary does; helps
为什么选A?请详细说明 展开
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