28. Though I’m very tired now, _____ clean the table first.
(A)and I need to
(B)because I need
(C)but I need to
(D)I need to
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統計: A(0), B(2), C(19), D(30), E(0) #3676307
統計: A(0), B(2), C(19), D(30), E(0) #3676307