22. My sister is ______ to drive in Taiwan. She is already 20 years old.
(A) too old
(B) old enough
(C) enough old
(D) not young
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統計: A(101), B(808), C(194), D(18), E(0) #1909513
統計: A(101), B(808), C(194), D(18), E(0) #1909513