The thought he might fail in the exam worried him． [ ] A．which B．that C．when D．w
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The thought _____ he might fail in the exam worried him．
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A．which B．that C．when D．what
试题答案
答案：B
The thought _____ he might fail in the exam worried him．
[]
A．which B．that C．when D．what
答案：B