题目内容
—Meimei is _____the difficult math problem. — I’m sure she’ll _____.
A. working on; work it on B. working out; work it out
C. working out; work it on D. working on; work it out
D
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题目内容
—Meimei is _____the difficult math problem. — I’m sure she’ll _____.
A. working on; work it on B. working out; work it out
C. working out; work it on D. working on; work it out
D