5.As soon as the homeroom teacher entered the classroom, all the students____________ sat down and took out their textbooks.
(A) primarily
(B) immediately
(C) absolutely
(D) extremely
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統計: A(21), B(253), C(14), D(15), E(0) #1547506
統計: A(21), B(253), C(14), D(15), E(0) #1547506