3. They were behind schedule and had to apply for______manpower to complete their project in time.
(A) basic
(B) extra
(C) introductory
(D) profound

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統計： A(8), B(66), C(6), D(7), E(0) #683508

詳解 (共 2 筆)

#2485162
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#1248213

(B) extra額外的

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