31. Effective steps have not been ________ by the government to improve the current economic depression.
(A) done
(B) taken
(C) made
(D) set up

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統計： A(14), B(123), C(12), D(21), E(0) #607602

詳解 (共 1 筆)

#2283727
take steps採取措施政府尚未採取...
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