语法与词汇 2.In order to obtain the needed information, you should write simply, clearly, and concisely______ the reader wants to know.
【正确答案】 A
【答案解析】空格处的词既做主句的宾语,又做从句的宾语,因而应选可充当先行词和关系代词的“what”,表示“……的东西”。因此,A项符合题意。