阿摩線上測驗
6. A pet can act as a barometer ________.
(A) it measures anxiety in a family
(B) by which anxiety in a family may be measured
(C) it measures anxiety which in a family may be
(D) that which measures anxiety in a family
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統計： A(1), B(3), C(0), D(0), E(0) #3442664
統計： A(1), B(3), C(0), D(0), E(0) #3442664
