22. The old man has difficulty _____ his way home, so he often gets lost.
(A) finds
(B) finding
(C) to find
(D) found

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統計： A(2), B(32), C(18), D(9), E(0) #3253553

詳解 (共 1 筆)

#6197979

S + have + difficulty+ V-ing …有困難

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