23. Now I often think of those days with Pip, my pet dog. When I read in my room, he _________
quietly beside me.
(A) will come and sit
(B) comes and sits
(C) has come and sat
(D) used to come and sit
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統計: A(96), B(84), C(37), D(272), E(0) #3104703
統計: A(96), B(84), C(37), D(272), E(0) #3104703