1. The whole class felt very _____ after the final exam because no one was able to finish it.
(A) vacant
(B) aware
(C) upset
(D) doubtful
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統計: A(0), B(0), C(2), D(0), E(0) #3363255
統計: A(0), B(0), C(2), D(0), E(0) #3363255