問題詳情

27.Peter: How many employees _____ in the company? Mary: About 500.
(A)is it
(B)is there
(C)are they
(D)are there

參考答案

答案:D
難度:非常簡單0.901526
統計:A(7),B(24),C(40),D(650),E(0)

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