11. It’s more difficult to build reading habits as an adult _____ as a schoolkid.
(A) during
(B) from
(C) than
(D) while
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統計: A(0), B(1), C(8), D(1), E(0) #4036315
統計: A(0), B(1), C(8), D(1), E(0) #4036315