複選題
9. What caused the machine to break down doesn't matter. There are always a _____ of possibilities that something could go wrong.

答案：登入後查看
統計： A(8), B(2), C(10), D(0), E(0) #803252

詳解 (共 1 筆)

#1153326
myriad (n.) 無數，大量[（+of）]
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