题目内容
【题目】—Meimei is ________ the difficult math problem.
—I'm sure she'll ________.
A. working out；work it out B. working on；work it out
C. working on；work it on D. working out；work it on
【答案】B
【解析】句意：——梅梅继续做这个数学难题。——我确信她能做出来。根据work on继续做---；work out做出，代词放在中间；故选B
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