10. I don’t drink coffee after dinner, _______ I can’t sleep well during the night.
(A) as
(B) or
(C) but
(D) so
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統計: A(90), B(474), C(80), D(99), E(0) #3157777
統計: A(90), B(474), C(80), D(99), E(0) #3157777